Merge pull request #10056 from scratchfoundation/renovate/scratch-blocks-1.x

feat(deps): update dependency scratch-blocks to v1.3.0

Author: renovate[bot]

package-lock.json

@@ -83,7 +83,7 @@
     "redux": "^3.7.2",
     "redux-throttle": "^0.1.1",
     "scratch-audio": "2.0.268",
-    "scratch-blocks": "1.2.5",
+    "scratch-blocks": "1.3.0",
     "scratch-l10n": "5.0.309",
     "scratch-paint": "3.0.339",
     "scratch-render": "2.2.84",