Bump actions/cache from 4 to 5 (#418)

Author: dependabot[bot]

.github/workflows/maven.yml

@@ -22,7 +22,7 @@ jobs:
           distribution: 'temurin'
           java-version: '17'
       - name: Cache local Maven repository
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ~/.m2/repository
           key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}