Fix collector contrib PR (#408)

Author: trask

.github/workflows/release.yml

@@ -182,7 +182,7 @@ jobs:
                             opentelemetry-jmx-metrics.jar
 
           echo "::set-output name=jmx-metrics-version::$jmx_metrics_version"
-          echo "::set-output name=jmx-metrics-sha256::$(sha256sum opentelemetry-jmx-metrics.jar)"
+          echo "::set-output name=jmx-metrics-sha256::$(sha256sum opentelemetry-jmx-metrics.jar | cut -d ' ' -f 1)"
 
       - uses: actions/checkout@v3
         with:

.github/workflows/reusable-create-collector-contrib-pull-request.yml

@@ -46,7 +46,7 @@ jobs:
           HASH: ${{ inputs.jmx-metrics-sha256 }}
         run: |
           # NOTE there are intentional tab characters in the line below
-          sed "/^var jmxMetricsGathererVersions/a \	\"$HASH\": {\n		version: \"$VERSION\",\n		jar:     \"JMX metrics gatherer\",\n	}," receiver/jmxreceiver/supported_jars.go
+          sed -i "/^var jmxMetricsGathererVersions/a \	\"$HASH\": {\n		version: \"$VERSION\",\n		jar:     \"JMX metrics gatherer\",\n	}," receiver/jmxreceiver/supported_jars.go
           git diff
 
       - name: Use CLA approved github bot