Merge pull request #2976 from LLK/greenkeeper/scratch-l10n-3.0.20180824134256

Update scratch-l10n to the latest version 

package.json

@@ -97,7 +97,7 @@
     "rimraf": "^2.6.1",
     "scratch-audio": "0.1.0-prerelease.20180625202813",
     "scratch-blocks": "0.1.0-prerelease.1535116879",
-    "scratch-l10n": "3.0.20180823152851",
+    "scratch-l10n": "3.0.20180824134256",
     "scratch-paint": "0.2.0-prerelease.20180823231354",
     "scratch-render": "0.1.0-prerelease.20180820154012",
     "scratch-storage": "1.0.0",