Add blocking integration tests vet target and update collector dep to…

… 0.30.0 (open-telemetry#560)

* Fix invalid struct tag in resource metrics

* add integration-vet make target for breaking change detection

* Adopt 0.30 in integration tests

Makefile

@@ -76,9 +76,13 @@ all-pkgs:
 all: checklicense impi lint misspell test otelcol
 
 .PHONY: test
-test:
+test: integration-vet
 	$(GOTEST) $(GOTEST_OPT) $(ALL_PKGS)
 
+.PHONY: integration-vet
+integration-vet:
+	cd tests && go vet ./...
+
 .PHONY: integration-test
 integration-test:
 	@set -e; for dir in $(ALL_TESTS_DIRS); do \

tests/go.mod

@@ -11,7 +11,8 @@ require (
 	github.com/signalfx/signalfx-go v1.8.0
 	github.com/stretchr/testify v1.7.0
 	github.com/testcontainers/testcontainers-go v0.11.1
-	go.opentelemetry.io/collector v0.29.0
+	go.opentelemetry.io/collector v0.30.0
+	go.opentelemetry.io/collector/model v0.30.0
 	go.uber.org/zap v1.18.1
 	gopkg.in/yaml.v2 v2.4.0
 )