[MINOR] Fix Dockerfile

[RELEASE] Change version to 0.12.0

update scripts/docker/zeppelin/bin/Dockerfile to JDK11 (#4753)

* update scripts/docker/zeppelin/bin/Dockerfile to JDK11

* update miniconda to py3.9

* Update Dockerfile to remove extra line

(cherry picked from commit b61bfb5)

Version up to 0.11.2

[HOTFIX] Restore Shell interpreter

[HOTFIX] Fix Dockerfile

[HOTFIX] Remove shell interpreter from build

Bump up the version to 0.11.0 for release