[ci] Update for workflow release preparation

[skip ci]

Signed-off-by: Viet Nguyen Duc <[email protected]>

Author: VietND96

.github/workflows/pre-release.yml

@@ -66,7 +66,7 @@ jobs:
           persist-credentials: false
           fetch-depth: 0
           fetch-tags: true
-          ref: release-${{ github.event.inputs.version }}
+          ref: trunk
       - name: Install Ruby
         uses: ruby/setup-ruby@v1
         with:
@@ -78,8 +78,6 @@ jobs:
         run: |
           git config --local user.email "[email protected]"
           git config --local user.name "Selenium CI Bot"
-      - name: Undo rust changelog commit
-        run: git reset --hard trunk
       - name: Update everything including early release CDP
         if: ${{ github.event.inputs.chrome_channel == 'early-stable' }}
         run: ./go all:prepare[${{ github.event.inputs.version }},Beta]