Remove unnecessary configuration of logs exporter in Gen AI samples

It is no longer necessary since we now set up the logging pipeline by
default with OTLP exporter.

instrumentation-genai/opentelemetry-instrumentation-openai-v2/examples/zero-code/.env

@@ -12,10 +12,11 @@ OPENAI_API_KEY=sk-YOUR_API_KEY
 
 OTEL_SERVICE_NAME=opentelemetry-python-openai
 
-# Change to 'false' to disable logging
+# Change to 'false' to disable collection of python logging logs
 OTEL_PYTHON_LOGGING_AUTO_INSTRUMENTATION_ENABLED=true
-# Change to 'console' if your OTLP endpoint doesn't support logs
-# TODO: this should not be necessary once https://github.com/open-telemetry/opentelemetry-python-contrib/pull/3042 is released
-OTEL_LOGS_EXPORTER=otlp
+
+# Uncomment if your OTLP endpoint doesn't support logs
+# OTEL_LOGS_EXPORTER=console
+
 # Change to 'false' to hide prompt and completion content
 OTEL_INSTRUMENTATION_GENAI_CAPTURE_MESSAGE_CONTENT=true

instrumentation-genai/opentelemetry-instrumentation-vertexai/examples/zero-code/.env

@@ -4,10 +4,11 @@
 
 OTEL_SERVICE_NAME=opentelemetry-python-vertexai
 
-# Change to 'false' to disable logging
+# Change to 'false' to disable collection of python logging logs
 OTEL_PYTHON_LOGGING_AUTO_INSTRUMENTATION_ENABLED=true
-# Change to 'console' if your OTLP endpoint doesn't support logs
-# TODO: this should not be necessary once https://github.com/open-telemetry/opentelemetry-python-contrib/pull/3042 is released
-OTEL_LOGS_EXPORTER=otlp
+
+# Uncomment if your OTLP endpoint doesn't support logs
+# OTEL_LOGS_EXPORTER=console
+
 # Change to 'false' to hide prompt and completion content
 OTEL_INSTRUMENTATION_GENAI_CAPTURE_MESSAGE_CONTENT=true