Bug 1381577 - Part X; Run mach repackage for windows l10n, and sign results of windows mach repackage. r=kmoir

Land date changes to support windows nightlies onto central

MozReview-Commit-ID: 7Le7c1Aw1Je

--HG--
extra : rebase_source : 7c8bdcb89baa2b3667819814de8138fa1b5efc5a

taskcluster/ci/repackage-l10n/kind.yml

@@ -15,3 +15,5 @@ kind-dependencies:
 
 only-for-build-platforms:
   - macosx64-nightly/opt
+  - win32-nightly/opt
+  - win64-nightly/opt