fix: update workflows to use JDK 21 and fix syntax errors

Author: Grigory-Rylov

.github/workflows/checks.yaml

@@ -11,10 +11,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - name: Set up JDK 17
+      - name: Set up JDK 21
         uses: actions/setup-java@v4
         with:
-          java-version: "17"
+          java-version: "21"
           distribution: "temurin"
 
       - name: Validate Gradle wrapper

.github/workflows/pr_master.yaml

@@ -9,29 +9,27 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
-      - name: Set up JDK 17
+      - name: Set up JDK 21
         uses: actions/setup-java@v3
         with:
-          java-version: '17'
-          distribution: 'temurin'
+          java-version: "21"
+          distribution: "temurin"
 
       - name: Validate Gradle wrapper
         uses: gradle/wrapper-validation-action@e6e38bacfdf1a337459f332974bb2327a31aaf4b
 
       - name: Build with Gradle
         uses: gradle/gradle-build-action@67421db6bd0bf253fb4bd25b31ebb98943c375e1
-
         with:
           arguments: fatJar
 
-      - name : Retrieve Version
+      - name: Retrieve Version
         run: |
-          echo "::set-output name=VERSION_NAME::$(${{github.workspace}}/gradlew -q printVersionName)"
+          echo "::set-output name=VERSION_NAME::$(./gradlew -q printVersionName)"
         id: yamp_version
 
       - name: Get version
-        run:
-          echo "version_name=${{steps.yamp_version.outputs.VERSION_NAME}}" >> $GITHUB_ENV
+        run: echo "version_name=${{steps.yamp_version.outputs.VERSION_NAME}}" >> $GITHUB_ENV
 
       - run: echo ${{env.version_name}}