fix(ci): sync translations to default branch

Author: marcus8448

.github/workflows/crowdin_sync.yml

@@ -5,6 +5,7 @@ on: workflow_dispatch
 jobs:
   crowdin_sync:
     runs-on: ubuntu-24.04
+    if: github.ref_name == github.event.repository.default_branch
     steps:
       - name: Checkout Repository
         uses: actions/checkout@v4
@@ -25,7 +26,7 @@ jobs:
           create_pull_request: true
           pull_request_title: 'feat: updated translations from crowdin'
           pull_request_labels: 'priority: low, status: ready for review, type: translation'
-          pull_request_base_branch_name: 'main'
+          pull_request_base_branch_name: '${{ github.event.repository.default_branch }}'
 
           source: 'machinelib.json'
           translation: 'src/main/resources/assets/machinelib/lang/%locale_with_underscore%.json'