Remove [test] package from opentelemetry-exporter-prometheus

Fixes open-telemetry#3725

Author: ocelotl

Diff for: exporter/opentelemetry-exporter-prometheus/pyproject.toml

@@ -30,9 +30,6 @@ dependencies = [
   "prometheus_client >= 0.5.0, < 1.0.0",
 ]
 
-[project.optional-dependencies]
-test = []
-
 [project.entry-points.opentelemetry_metrics_exporter]
 prometheus = "opentelemetry.exporter.prometheus:_AutoPrometheusMetricReader"
 

Diff for: exporter/opentelemetry-exporter-prometheus/test-requirements.txt

@@ -0,0 +1,21 @@
+asgiref==3.7.2
+attrs==23.2.0
+Deprecated==1.2.14
+flaky==3.7.0
+importlib-metadata==6.11.0
+iniconfig==2.0.0
+packaging==23.2
+pluggy==1.4.0
+prometheus_client==0.20.0
+py==1.11.0
+py-cpuinfo==9.0.0
+pytest==7.1.3
+pytest-benchmark==4.0.0
+tomli==2.0.1
+typing_extensions==4.10.0
+wrapt==1.16.0
+zipp==3.17.0
+-e opentelemetry-api
+-e opentelemetry-sdk
+-e opentelemetry-semantic-conventions
+-e exporter/opentelemetry-exporter-prometheus

Diff for: tox.ini

@@ -140,7 +140,7 @@ commands_pre =
   opencensus-shim: pip install {toxinidir}/opentelemetry-sdk
   opencensus-shim: pip install {toxinidir}/shim/opentelemetry-opencensus-shim[test]
 
-  exporter-prometheus: pip install {toxinidir}/exporter/opentelemetry-exporter-prometheus
+  exporter-prometheus: pip install -r {toxinidir}/exporter/opentelemetry-exporter-prometheus/test-requirements.txt
 
   exporter-zipkin-combined: pip install {toxinidir}/exporter/opentelemetry-exporter-zipkin-json
   exporter-zipkin-combined: pip install {toxinidir}/exporter/opentelemetry-exporter-zipkin-proto-http
@@ -225,7 +225,7 @@ commands_pre =
   python -m pip install -e {toxinidir}/exporter/opentelemetry-exporter-otlp-proto-grpc[test]
   python -m pip install -e {toxinidir}/exporter/opentelemetry-exporter-otlp-proto-http[test]
   python -m pip install -e {toxinidir}/exporter/opentelemetry-exporter-otlp[test]
-  python -m pip install -e {toxinidir}/exporter/opentelemetry-exporter-prometheus[test]
+  pip install -r {toxinidir}/exporter/opentelemetry-exporter-prometheus/test-requirements.txt
   python -m pip install -e {toxinidir}/exporter/opentelemetry-exporter-zipkin-json[test]
   python -m pip install -e {toxinidir}/exporter/opentelemetry-exporter-zipkin-proto-http[test]
   python -m pip install -e {toxinidir}/exporter/opentelemetry-exporter-zipkin[test]