Bump scratch-l10n from 3.9.20200528181319 to 3.9.20200603151351

Bumps [scratch-l10n](https://github.com/LLK/scratch-l10n) from 3.9.20200528181319 to 3.9.20200603151351.
- [Release notes](https://github.com/LLK/scratch-l10n/releases)
- [Commits](scratchfoundation/scratch-l10n@3.9.20200528181319...3.9.20200603151351)

Signed-off-by: dependabot-preview[bot] <[email protected]>

Author: dependabot-preview[bot]

package-lock.json

@@ -109,7 +109,7 @@
     "rimraf": "^2.6.1",
     "scratch-audio": "0.1.0-prerelease.20200528195344",
     "scratch-blocks": "0.1.0-prerelease.20200528193139",
-    "scratch-l10n": "3.9.20200528181319",
+    "scratch-l10n": "3.9.20200603151351",
     "scratch-paint": "0.2.0-prerelease.20200602154954",
     "scratch-render": "0.1.0-prerelease.20200602200702",
     "scratch-storage": "1.3.3",