Remove [test] package from opentelemetry-propagator-b3

Fixes open-telemetry#3716

Author: ocelotl

Diff for: propagator/opentelemetry-propagator-b3/pyproject.toml

@@ -29,9 +29,6 @@ dependencies = [
   "opentelemetry-api ~= 1.3",
 ]
 
-[project.optional-dependencies]
-test = []
-
 [project.entry-points.opentelemetry_propagator]
 b3 = "opentelemetry.propagators.b3:B3SingleFormat"
 b3multi = "opentelemetry.propagators.b3:B3MultiFormat"

Diff for: propagator/opentelemetry-propagator-b3/test-requirements.txt

@@ -0,0 +1,17 @@
+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
+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-propagator-b3

Diff for: tox.ini

@@ -228,7 +228,7 @@ commands_pre =
   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]
-  python -m pip install -e {toxinidir}/propagator/opentelemetry-propagator-b3[test]
+  python -m pip install -e {toxinidir}/opentelemetry-propagator-b3
   python -m pip install -e {toxinidir}/propagator/opentelemetry-propagator-jaeger[test]
   # Pin protobuf version due to lint failing on v3.20.0
   # https://github.com/protocolbuffers/protobuf/issues/9730