Pick up latest staging docker distro to run integration tests

Signed-off-by: Dave Lago <davelago@amazon.com>

.github/workflows/integration-test.yml

@@ -13,37 +13,8 @@ jobs:
     name: Run integration tests
     runs-on: ubuntu-latest
     steps:
-      - name: Download OpenSearch Core
-        run: |
-          wget https://ci.opensearch.org/ci/dbc/distribution-build-opensearch/1.3.0/488/linux/x64/builds/opensearch/dist/opensearch-min-1.3.0-linux-x64.tar.gz
-          tar -xzf opensearch-*.tar.gz
-          rm -f opensearch-*.tar.gz
-
-      - name: Download OpenSearch Security Plugin
-        run: wget -O opensearch-security.zip https://ci.opensearch.org/ci/dbc/distribution-build-opensearch/1.3.0/488/linux/x64/builds/opensearch/plugins/opensearch-security-1.3.0.0.zip
-
       - name: Run OpenSearch with plugin
-        run: |
-          cat > os-ep.sh <<EOF
-          yes | opensearch-plugin install file:///docker-host/security-plugin.zip
-          chmod +x plugins/opensearch-security/tools/install_demo_configuration.sh
-          yes | plugins/opensearch-security/tools/install_demo_configuration.sh
-          echo "plugins.security.unsupported.restapi.allow_securityconfig_modification: true" >> /opensearch/config/opensearch.yml
-          chown 1001:1001 -R /opensearch
-          su -c "/opensearch/bin/opensearch" -s /bin/bash opensearch
-          EOF
-          docker build -t opensearch-test:latest -f- . <<EOF
-          FROM ubuntu:latest
-          COPY --chown=1001:1001 os-ep.sh /docker-host/
-          COPY --chown=1001:1001 opensearch-security.zip /docker-host/security-plugin.zip
-          COPY --chown=1001:1001 opensearch* /opensearch/
-          RUN chmod +x /docker-host/os-ep.sh
-          RUN useradd -u 1001 -s /sbin/nologin opensearch
-          ENV PATH="/opensearch/bin:${PATH}"
-          WORKDIR /opensearch/
-          ENTRYPOINT /docker-host/os-ep.sh
-          EOF
-          docker run -d -p 9200:9200 -p 9600:9600 -i opensearch-test:latest
+        run: docker run -d -p 9200:9200 -p 9600:9600 -i opensearchstaging/opensearch:1.3.0
 
       - name: Checkout OpenSearch Dashboard
         uses: actions/checkout@v2