Update changelog generator action to fix deprecated warning (#38)

.github/workflows/eumserver_release.yml

@@ -1,77 +1,77 @@
 name: Release Eum Server
 
-on: 
-    push:
-        tags:
-            - '[0-9]*.[0-9]*.[0-9]**'
+on:
+  push:
+    tags:
+      - '[0-9]*.[0-9]*.[0-9]**'
 
 jobs:
-    test_eum_server:
-        uses: ./.github/workflows/eumserver_test.yml
-
-    build_and_release:
-      name: Build and release EUM Server
-      runs-on: ubuntu-latest
-      needs: [test_eum_server] 
-      steps:
-        - name: Checkout code
-          uses: actions/checkout@v3
-        - name: Grant execute permission for gradlew
-          run: chmod +x gradlew
-        - name: Build project
-          run: ./gradlew assemble bootJar -PbuildVersion=${{ github.ref_name }}
-        - name: Create BOM
-          run: ./gradlew cyclonedxBom
-        - name: Add artifacts
-          run: |
-            mkdir artifacts
-            cp build/libs/*.jar ./artifacts
-            cp build/reports/bom.json ./artifacts
-            cp build/reports/bom.xml ./artifacts
-        - name: Generate Release Hashes
-          run: | 
-            cd ./artifacts
-            sha256sum * >> inspectit-ocelot-eum-server-sha256-checksums.txt
-        - name: "Get previous tag"
-          id: previoustag
-          # this gets the tag of the previous release based on the tags in the repo
-          run: echo "tag=$(git ls-remote --tags | cut --delimiter='/' --fields=3  | tail --lines=2 | head  -n -1)" >> $GITHUB_OUTPUT
-        - name: "Build Changelog"
-          id: build_changelog
-          uses: heinrichreimer/github-changelog-generator-action@v2.3
-          with:
-            token: ${{ secrets.GITHUB_TOKEN }}
-            sinceTag: ${{ steps.previoustag.outputs.tag }} 
-            dateFormat: 
-            maxIssues: 500
-            unreleased: false
-            author: false
-            headerLabel: "## Changelog"
-            stripGeneratorNotice: true
-        - name: Create Release
-          uses: softprops/action-gh-release@v0.1.15
-          with:
-            tag_name: ${{ github.ref_name }}
-            body: ${{ steps.build_changelog.outputs.changelog }}
-            files: artifacts/*
-            generate_release_notes: false
-            token: ${{ github.token }}
-            name: Version ${{ github.ref_name }}
+  test_eum_server:
+    uses: ./.github/workflows/eumserver_test.yml
 
-    build_and_publish_docker_images:
-      name: "Build and Push Docker Images"
-      runs-on: ubuntu-latest
-      needs: build_and_release
-      environment: release
-      steps:
-        - name: Checkout
-          uses: actions/checkout@v3
-        - name: Grant execute permission for gradlew
-          run: chmod +x gradlew
-        - name: Build Docker Images
-          run: ./gradlew dockerTag -PbuildVersion=${{ github.ref_name }}
-        - name: Push Docker Images
-          run: |
-            docker login -u ${{ secrets.DOCKER_HUB_USER }} -p  ${{ secrets.DOCKER_HUB_PASSWORD }}
-            docker push inspectit/inspectit-ocelot-eum-server:${{ github.ref_name }}
-            docker push inspectit/inspectit-ocelot-eum-server:latest
+  build_and_release:
+    name: Build and release EUM Server
+    runs-on: ubuntu-latest
+    needs: [test_eum_server]
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+      - name: Grant execute permission for gradlew
+        run: chmod +x gradlew
+      - name: Build project
+        run: ./gradlew assemble bootJar -PbuildVersion=${{ github.ref_name }}
+      - name: Create BOM
+        run: ./gradlew cyclonedxBom
+      - name: Add artifacts
+        run: |
+          mkdir artifacts
+          cp build/libs/*.jar ./artifacts
+          cp build/reports/bom.json ./artifacts
+          cp build/reports/bom.xml ./artifacts
+      - name: Generate Release Hashes
+        run: |
+          cd ./artifacts
+          sha256sum * >> inspectit-ocelot-eum-server-sha256-checksums.txt
+      - name: "Get previous tag"
+        id: previoustag
+        # this gets the tag of the previous release based on the tags in the repo
+        run: echo "tag=$(git ls-remote --tags | cut --delimiter='/' --fields=3  | tail --lines=2 | head  -n -1)" >> $GITHUB_OUTPUT
+      - name: "Build Changelog"
+        id: build_changelog
+        uses: danipaniii/action-github-changelog-generator@v1.2
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          sinceTag: ${{ steps.previoustag.outputs.tag }}
+          dateFormat:
+          maxIssues: 500
+          unreleased: false
+          author: false
+          headerLabel: "## Changelog"
+          stripGeneratorNotice: true
+      - name: Create Release
+        uses: softprops/action-gh-release@v0.1.15
+        with:
+          tag_name: ${{ github.ref_name }}
+          body: ${{ steps.build_changelog.outputs.changelog }}
+          files: artifacts/*
+          generate_release_notes: false
+          token: ${{ github.token }}
+          name: Version ${{ github.ref_name }}
+
+  build_and_publish_docker_images:
+    name: "Build and Push Docker Images"
+    runs-on: ubuntu-latest
+    needs: build_and_release
+    environment: release
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Grant execute permission for gradlew
+        run: chmod +x gradlew
+      - name: Build Docker Images
+        run: ./gradlew dockerTag -PbuildVersion=${{ github.ref_name }}
+      - name: Push Docker Images
+        run: |
+          docker login -u ${{ secrets.DOCKER_HUB_USER }} -p  ${{ secrets.DOCKER_HUB_PASSWORD }}
+          docker push inspectit/inspectit-ocelot-eum-server:${{ github.ref_name }}
+          docker push inspectit/inspectit-ocelot-eum-server:latest