ci: remove third-party setup-maven action

Ubuntu 24.04 runners ship Maven 3.9.14, which satisfies the enforcer
rule [3.9.0,4) in ddk-parent. No need for stCarolas/setup-maven.

Add a version logging step so the runner-provided Maven version is
visible in CI output.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: joaodinissf

.github/workflows/verify.yml

@@ -31,16 +31,14 @@ jobs:
   maven-verify:
     runs-on: ubuntu-24.04
     steps:
-      - name: Set up Maven
-        uses: stCarolas/setup-maven@v5
-        with:
-          maven-version: 3.9.13
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd  # v6
       - name: Set up JDK 21
         uses: actions/setup-java@be666c2fcd27ec809703dec50e508c2fdc7f6654  # v5
         with:
           distribution: 'temurin'
           java-version: '21'
+      - name: Log Maven version
+        run: mvn --version
       - name: Set up Workspace Enviroment Variable
         run: echo "WORKSPACE=${{ github.workspace }}" >> $GITHUB_ENV
       - name: Cache Maven dependencies