github: add environment variables to crowdin workflow

Signed-off-by: Harsh Shandilya <me@msfjarvis.dev>

.github/workflows/sync_crowdin.yml

@@ -16,6 +16,10 @@ jobs:
 
       - name: Download new translations from Crowdin
         run: ./gradlew crowdin
+        env:
+          CROWDIN_LOGIN: ${{ secrets.CROWDIN_LOGIN }}
+          CROWDIN_PROJECT_KEY: ${{ secrets.CROWDIN_PROJECT_KEY }}
+          CROWDIN_PROJECT_IDENTIFIER: ${{ secrets.CROWDIN_PROJECT_IDENTIFIER }}
 
       - name: Compare list changes
         run: if [[ $(git diff --stat) != '' ]]; then echo "UPDATED=true" >> $GITHUB_ENV; fi