chore(package): update scratch-l10n to version 3.1.20181206185857

package.json

@@ -104,7 +104,7 @@
     "rimraf": "^2.6.1",
     "scratch-audio": "0.1.0-prerelease.20181023202904",
     "scratch-blocks": "0.1.0-prerelease.1544016933",
-    "scratch-l10n": "3.1.20181129221712",
+    "scratch-l10n": "3.1.20181206185857",
     "scratch-paint": "0.2.0-prerelease.20181203192800",
     "scratch-render": "0.1.0-prerelease.20181127194508",
     "scratch-storage": "1.2.0",