Update metadata.json file name

Author: harrryr

.github/workflows/post_release_version_bump.yml

@@ -100,21 +100,21 @@ jobs:
           VERSION="${{ github.event.inputs.version }}"
           git add awsagentprovider/src/main/java/software/amazon/opentelemetry/javaagent/providers/ArtifactVersion.java
 
-      - name: Append latest release checksum to release-build-metadata.json
+      - name: Append latest release checksum to release-artifacts-metadata.json
         run: |
           ARTIFACT_NAME="aws-opentelemetry-agent.jar"
           curl -L -o $ARTIFACT_NAME https://github.com/aws-observability/aws-otel-java-instrumentation/releases/download/v${{ github.event.inputs.version }}/$ARTIFACT_NAME
 
           CHECKSUM=$(shasum -a 256 $ARTIFACT_NAME | awk '{ print $1 }')
 
-          FILE="release-build-metadata.json"
+          FILE="release-artifacts-metadata.json"
           UPDATED_JSON=$(jq --arg version "${{ env.VERSION }}" \
                             --arg name "$ARTIFACT_NAME" \
                             --arg checksum "$CHECKSUM" \
                             '.release += [{"version": $version, "checksum": [{"name": $name, "checksum": $checksum}]}]' "$FILE")
 
           echo "$UPDATED_JSON" > "$FILE"
-          git add release-build-metadata.json
+          git add release-artifacts-metadata.json
 
       - name: Push changes to Github
         run: |