Drop pyupgrade in favor of Ruff (#89865)

.github/workflows/ci.yaml

@@ -407,19 +407,6 @@ jobs:
             ${{ runner.os }}-${{ steps.python.outputs.python-version }}-${{
               needs.info.outputs.pre-commit_cache_key }}
 
-      - name: Run pyupgrade (fully)
-        if: needs.info.outputs.test_full_suite == 'true'
-        run: |
-          . venv/bin/activate
-          pre-commit run --hook-stage manual pyupgrade --all-files --show-diff-on-failure
-      - name: Run pyupgrade (partially)
-        if: needs.info.outputs.test_full_suite == 'false'
-        shell: bash
-        run: |
-          . venv/bin/activate
-          shopt -s globstar
-          pre-commit run --hook-stage manual pyupgrade --files {homeassistant,tests}/components/${{ needs.info.outputs.integrations_glob }}/{*,**/*} --show-diff-on-failure
-
       - name: Register yamllint problem matcher
         run: |
           echo "::add-matcher::.github/workflows/matchers/yamllint.json"