fixed changelog formatting issues (#1679)

CHANGELOG.md

@@ -10,7 +10,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Document how to work with fork process web server models(Gunicorn, uWSGI etc...)
   ([#1609](https://github.com/open-telemetry/opentelemetry-python/pull/1609))
 - Add `max_attr_value_length` support to Jaeger exporter
-  ([#1633])(https://github.com/open-telemetry/opentelemetry-python/pull/1633)
+  ([#1633](https://github.com/open-telemetry/opentelemetry-python/pull/1633))
 - Moved `use_span` from Tracer to `opentelemetry.trace.use_span`.
   ([#1668](https://github.com/open-telemetry/opentelemetry-python/pull/1668))
 - `opentelemetry.trace.use_span()` will now overwrite previously set status on span in case an
@@ -21,49 +21,49 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed
 - Rename `IdsGenerator` to `IdGenerator`
-  ([#1651])(https://github.com/open-telemetry/opentelemetry-python/pull/1651)
+  ([#1651](https://github.com/open-telemetry/opentelemetry-python/pull/1651))
 - Make TracerProvider's resource attribute private
-  ([#1652])(https://github.com/open-telemetry/opentelemetry-python/pull/1652)
+  ([#1652](https://github.com/open-telemetry/opentelemetry-python/pull/1652))
 - Rename Resource's `create_empty` to `get_empty`
-  ([#1653])(https://github.com/open-telemetry/opentelemetry-python/pull/1653)
+  ([#1653](https://github.com/open-telemetry/opentelemetry-python/pull/1653))
 - Renamed `BatchExportSpanProcessor` to `BatchSpanProcessor` and `SimpleExportSpanProcessor` to
   `SimpleSpanProcessor`
-  ([#1656])(https://github.com/open-telemetry/opentelemetry-python/pull/1656)
+  ([#1656](https://github.com/open-telemetry/opentelemetry-python/pull/1656))
 - Rename `DefaultSpan` to `NonRecordingSpan`
-  ([#1661])(https://github.com/open-telemetry/opentelemetry-python/pull/1661)
+  ([#1661](https://github.com/open-telemetry/opentelemetry-python/pull/1661))
 - Fixed distro configuration with `OTEL_TRACES_EXPORTER` env var set to `otlp`
-  ([#1657])(https://github.com/open-telemetry/opentelemetry-python/pull/1657)
+  ([#1657](https://github.com/open-telemetry/opentelemetry-python/pull/1657))
 - Moving `Getter`, `Setter` and `TextMapPropagator` out of `opentelemetry.trace.propagation` and
   into `opentelemetry.propagators`
-  ([#1662])(https://github.com/open-telemetry/opentelemetry-python/pull/1662)
+  ([#1662](https://github.com/open-telemetry/opentelemetry-python/pull/1662))
 - Rename `BaggagePropagator` to `W3CBaggagePropagator`
-  ([#1663])(https://github.com/open-telemetry/opentelemetry-python/pull/1663)
+  ([#1663](https://github.com/open-telemetry/opentelemetry-python/pull/1663))
 - Rename `JaegerSpanExporter` to `JaegerExporter` and rename `ZipkinSpanExporter` to `ZipkinExporter`
-  ([#1664])(https://github.com/open-telemetry/opentelemetry-python/pull/1664)
+  ([#1664](https://github.com/open-telemetry/opentelemetry-python/pull/1664))
 
 ## [0.18b0](https://github.com/open-telemetry/opentelemetry-python/releases/tag/v0.18b0) - 2021-02-16
 
 ### Added
 - Add urllib to opentelemetry-bootstrap target list
-  ([#1584])(https://github.com/open-telemetry/opentelemetry-python/pull/1584)
+  ([#1584](https://github.com/open-telemetry/opentelemetry-python/pull/1584))
 
 ## [1.0.0rc1](https://github.com/open-telemetry/opentelemetry-python/releases/tag/v1.0.0rc1) - 2021-02-12
 
 ### Changed
 - Tracer provider environment variables are now consistent with the rest
-  ([#1571](https://github.com/open-telemetry/opentelemetry-python/pull/1571)])
+  ([#1571](https://github.com/open-telemetry/opentelemetry-python/pull/1571))
 - Rename `TRACE_` to `TRACES_` for environment variables
-  ([#1595](https://github.com/open-telemetry/opentelemetry-python/pull/1595)])
+  ([#1595](https://github.com/open-telemetry/opentelemetry-python/pull/1595))
 - Limits for Span attributes, events and links have been updated to 128
-  ([1597](https://github.com/open-telemetry/opentelemetry-python/pull/1597)])
+  ([1597](https://github.com/open-telemetry/opentelemetry-python/pull/1597))
 - Read-only Span attributes have been moved to ReadableSpan class
   ([#1560](https://github.com/open-telemetry/opentelemetry-python/pull/1560))
 - `BatchExportSpanProcessor` flushes export queue when it reaches `max_export_batch_size`
-  ([#1521])(https://github.com/open-telemetry/opentelemetry-python/pull/1521)
+  ([#1521](https://github.com/open-telemetry/opentelemetry-python/pull/1521))
 
 ### Added
 - Added `end_on_exit` argument to `start_as_current_span`
-  ([#1519](https://github.com/open-telemetry/opentelemetry-python/pull/1519)])
+  ([#1519](https://github.com/open-telemetry/opentelemetry-python/pull/1519))
 - Add `Span.set_attributes` method to set multiple values with one call
   ([#1520](https://github.com/open-telemetry/opentelemetry-python/pull/1520))
 - Make sure Resources follow semantic conventions
@@ -105,7 +105,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - `opentelemetry-exporter-zipkin` Add support for array attributes in Span and Resource exports
   ([#1285](https://github.com/open-telemetry/opentelemetry-python/pull/1285))
 - Added `__repr__` for `DefaultSpan`, added `trace_flags` to `__repr__` of
-  `SpanContext` ([#1485](https://github.com/open-telemetry/opentelemetry-python/pull/1485)])
+  `SpanContext` ([#1485](https://github.com/open-telemetry/opentelemetry-python/pull/1485))
 - `opentelemetry-sdk` Add support for OTEL_TRACE_SAMPLER and OTEL_TRACE_SAMPLER_ARG env variables
   ([#1496](https://github.com/open-telemetry/opentelemetry-python/pull/1496))
 - Adding `opentelemetry-distro` package to add default configuration for