change actions/setup-maven/action.yml also for completeness

Author: stevenwinship

.github/actions/setup-maven/action.yml

@@ -14,7 +14,7 @@ runs:
   using: composite
   steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
       with:
         ref: ${{ inputs.git-reference }}
     - name: Determine Java version by reading the Maven property