Update beam_PreCommit_Java.yml (#34685)

* Update beam_PreCommit_Java.yml

Change Python to 3.9 not 3.8

* Update beam_PreCommit_Java.yml

Author: liferoad

.github/workflows/beam_PreCommit_Java.yml

@@ -177,6 +177,9 @@ jobs:
           github_job: ${{ matrix.job_name }} (${{ matrix.job_phrase }})
       - name: Setup environment
         uses: ./.github/actions/setup-environment-action
+        with:
+          python-version: default
+          disable-cache: true
       - name: run Java PreCommit script
         uses: ./.github/actions/gradle-command-self-hosted-action
         with:
@@ -219,4 +222,4 @@ jobs:
       - name: Upload coverage reports to Codecov
         uses: codecov/codecov-action@v3
         with:
-          flags: java
+          flags: java