Update 2.x to 21

Signed-off-by: Derek Ho <dxho@amazon.com>

Author: derek-ho

.github/workflows/integration-test.yml

@@ -51,27 +51,29 @@ jobs:
           plugin-version: ${{ env.PLUGIN_VERSION }}
 
       - name: Run Opensearch with A Single Plugin Remote Cluster
-        uses: derek-ho/start-opensearch@v4
+        uses: derek-ho/start-opensearch@v5
         with:
           opensearch-version: ${{ env.OPENSEARCH_VERSION }}
           plugins: "file:$(pwd)/opensearch-security-${{ env.OPENSEARCH_VERSION }}.zip"
           security-enabled: true
           admin-password: ${{ env.OPENSEARCH_INITIAL_ADMIN_PASSWORD }}
           security_config_file: ${{ inputs.security_config_file }}
           port: 9202
+          jdk-version: 21
 
       - name: Check OpenSearch remote is running
         run: |
           curl https://localhost:9202/_cat/plugins -v -u admin:${{ env.OPENSEARCH_INITIAL_ADMIN_PASSWORD }} -k
         shell: bash
 
       - name: Run Opensearch with security
-        uses: derek-ho/start-opensearch@v2
+        uses: derek-ho/start-opensearch@v5
         with:
           opensearch-version: ${{ env.OPENSEARCH_VERSION }}
           plugins: "file:$(pwd)/${{ env.PLUGIN_NAME }}.zip"
           security-enabled: true
           admin-password: ${{ env.OPENSEARCH_INITIAL_ADMIN_PASSWORD }}
+          jdk-version: 21
 
       # https://github.com/actions/runner-images/issues/2840#issuecomment-790492173
       - name: Remove unnecessary files Linux