[SPARK-32926][TESTS] Add Scala 2.13 build test in GitHub Action

### What changes were proposed in this pull request?

The PR aims to add Scala 2.13 build test coverage into GitHub Action for Apache Spark 3.1.0.

### Why are the changes needed?

The branch is ready for Scala 2.13 and this will prevent any regression.

### Does this PR introduce _any_ user-facing change?
No

### How was this patch tested?

Pass the GitHub Action.

Closes #29793 from dongjoon-hyun/SPARK-32926.

Authored-by: Dongjoon Hyun <dhyun@apple.com>
Signed-off-by: Dongjoon Hyun <dhyun@apple.com>

.github/workflows/build_and_test.yml

@@ -297,3 +297,29 @@ jobs:
         mkdir -p ~/.m2
         ./build/mvn $MAVEN_CLI_OPTS -DskipTests -Pyarn -Pmesos -Pkubernetes -Phive -Phive-thriftserver -Phadoop-cloud -Djava.version=11 install
         rm -rf ~/.m2/repository/org/apache/spark
+
+  scala-213:
+    name: Scala 2.13 build
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout Spark repository
+      uses: actions/checkout@v2
+    - name: Cache Maven local repository
+      uses: actions/cache@v2
+      with:
+        path: ~/.m2/repository
+        key: scala-213-maven-${{ hashFiles('**/pom.xml') }}
+        restore-keys: |
+          scala-213-maven-
+    - name: Install Java 11
+      uses: actions/setup-java@v1
+      with:
+        java-version: 11
+    - name: Build with Maven
+      run: |
+        export MAVEN_OPTS="-Xmx2g -XX:ReservedCodeCacheSize=1g -Dorg.slf4j.simpleLogger.defaultLogLevel=WARN"
+        export MAVEN_CLI_OPTS="--no-transfer-progress"
+        mkdir -p ~/.m2
+        ./dev/change-scala-version.sh 2.13
+        ./build/mvn $MAVEN_CLI_OPTS -DskipTests -Pyarn -Pmesos -Pkubernetes -Phive -Phive-thriftserver -Phadoop-cloud -Djava.version=11 -Pscala-2.13 install
+        rm -rf ~/.m2/repository/org/apache/spark