[gha] Make sure we cache maven (and sort) and make sure docs are prop…

…er EOF marked

Git expects all readable files have proper end of file line marker to assist with diffs.

Some info on this is here https://stackoverflow.com/questions/5813311/whats-the-significance-of-the-no-newline-at-end-of-file-log.

The largest contributor to this problem on the repo right now is the docs folder.

.github/workflows/ci.yaml

@@ -30,8 +30,9 @@ jobs:
       - name: Set up JDK 11 Integration Run (Consumer Run)
         uses: actions/setup-java@v4
         with:
-          java-version: 11
+          cache: 'maven'
           distribution: ${{ runner.os == 'macOS' && 'zulu' || 'temurin' }}
+          java-version: 11
       - name: Load Maven 3.6.3 Integration Run (Consumer Run) using GitHub Provided Maven
         run: mvn org.apache.maven.plugins:maven-wrapper-plugin:3.3.1:wrapper -V -B -D"maven=3.6.3"
       - name: Test with Maven 3.6.3 Java 11 (Consumer Run)

.github/workflows/snapshot-report.yml

@@ -15,11 +15,13 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-java@v4
         with:
+          cache: 'maven'
           distribution: 'zulu'
           java-version: '21'
-          cache: 'maven'
       - name: Build with Maven
         run: ./mvnw clean install site -B -Dorg.slf4j.simpleLogger.log.org.apache.maven.cli.transfer.Slf4jMavenTransferListener=warn
+      - name: Fix eol markers
+        run: cd docs && git grep --null --files-with-matches -I '' | while IFS= read -rd '' f; do tail -c1 < "$f" | read -r _ || echo >> "$f"; done
       - name: Create Pull Request
         uses: peter-evans/create-pull-request@v7
         with: