Merge "Chore: Move to ubuntu2004-docker"

diff --combined jjb/integration/integration.yaml
index 918e1a6,5f9a406..047b81c
--- 1/jjb/integration/integration.yaml
--- 2/jjb/integration/integration.yaml
+++ b/jjb/integration/integration.yaml
@@@ -22,7 -22,7 +22,7 @@@
        - 'master':
            branch: 'master'
      mvn-settings: 'integration-settings'
 -    build-node: 'ubuntu1804-builder-4c-4g'
 +    build-node: 'ubuntu2004-builder-4c-4g'
      subproject:
        - 'test-vcpe':
            path: 'test/vcpe'
@@@ -56,7 -56,7 +56,7 @@@
        - 'test-security-k8s':
            path: 'test/security/k8s'
            pattern: '{path}/**'
 -          build-node: ubuntu1804-builder-4c-4g
 +          build-node: ubuntu2004-builder-4c-4g
            script: |
                #!/bin/bash
                set -ex # Fail build if any setup step fails
@@@ -65,7 -65,7 +65,7 @@@
        - 'test-security-sslendpoints':
            path: 'test/security/sslendpoints'
            pattern: '{path}/**'
-           build-node: ubuntu1804-docker-8c-8g
+           build-node: ubuntu2004-docker-8c-8g
            script: |
                #!/bin/bash
                set -ex # Fail build if any setup step fails