Try replace-in-files instead of sed

Author: TrySound

.github/workflows/fixtures-test.yml

@@ -51,7 +51,7 @@ jobs:
         run: pnpm --filter='./fixtures/*' run --parallel fixtures:build
 
       - name: Prepare for diffing
-        run: find . -type f -path "./fixtures/*/.webstudio/data.json" -exec sed 's|"origin": ".*"|"origin": "https://main.development.webstudio.is"|g' {}
+        run: pnpx replace-in-files-cli --regex='"origin": ".*"' --replacement='"origin": "https://main.development.webstudio.is"' "./fixtures/*/.webstudio/data.json"
 
       - name: Test git diff
         # This command will fail if there are uncommitted changes, i.e something has broken