Update dependency submission workflow so it actually sets up jdk 22 (#12)

Author: MaartenS11

.github/workflows/gradle.yml

@@ -57,10 +57,10 @@ jobs:
 
     steps:
     - uses: actions/checkout@v4
-    - name: Set up JDK 17
+    - name: Set up JDK 22
       uses: actions/setup-java@v4
       with:
-        java-version: '17'
+        java-version: '22'
         distribution: 'temurin'
 
     # Generates and submits a dependency graph, enabling Dependabot Alerts for all project dependencies.