[FLINK-36181][build] Bump CI Java version to 11

[Sxnan]

What is the purpose of the change

Bump the CI Java version from 8 to 11.

Brief change log

• Update the jdk parameter to 11 in azure-piplines.yml
• Update the test script common_docker.sh to use the Java 11 docker image by default
• Increase the direct memory of TM for Netty shuffle direct memory consumption end-to-end test

Verifying this change

This change is already covered by existing tests.

Does this pull request potentially affect one of the following parts:

• Dependencies (does it add or upgrade a dependency): no
• The public API, i.e., is any changed class annotated with @Public(Evolving): no
• The serializers: no
• The runtime per-record code paths (performance sensitive): no
• Anything that affects deployment or recovery: JobManager (and its components), Checkpointing, Kubernetes/Yarn, ZooKeeper: no
• The S3 file system connector: no

Documentation

• Does this pull request introduce a new feature? no
• If yes, how is the feature documented? not applicable

[flinkbot]

CI report:

• 1e1d6c2 Azure: SUCCESS

Bot commands

The @flinkbot bot supports the following commands:

• @flinkbot run azure re-run the last Azure build

[rmetzger]

You also need to modify https://github.com/apache/flink/blob/master/tools/azure-pipelines/build-apache-repo.yml

[Sxnan]

@rmetzger Good catch! PR is updated.

[Sxnan]

The fix for Netty shuffle direct memory consumption end-to-end test, which constantly failed before this fix, is verified in my personal Azure pipeline run with JDK11.