Fix PostCommit Python job (#35352)

Author: akashorabek

.github/workflows/beam_PostCommit_Python.yml

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