Revert "Fix PostCommit Python job (#35352)"

This reverts commit cdf5061.

Author: Abacn

.github/workflows/beam_PostCommit_Python.yml

@@ -78,6 +78,9 @@ jobs:
       - name: Setup environment
         uses: ./.github/actions/setup-environment-action
         with:
+          java-version: |
+            21
+            11
           python-version: ${{ matrix.python_version }}
       - name: Install docker compose
         run: |
@@ -94,6 +97,7 @@ jobs:
         with:
           gradle-command: :python${{steps.set_py_ver_clean.outputs.py_ver_clean}}PostCommit
           arguments: |
+            -Pjava21Home=$JAVA_HOME_21_X64 \
             -PuseWheelDistribution \
             -PpythonVersion=${{ matrix.python_version }} \
         env: