Bumping gaia.json for 2 gaia revision(s) a=gaia-bump

========

https://hg.mozilla.org/integration/gaia-central/rev/5f2853e302bf
Author: Ryan VanderMeulen <rvandermeulen@mozilla.com>
Desc: Merge pull request #19850 from TheoChevalier/l10n-homescreen-fix

Bug 1018601 - Fix l10n for homescreen layout settings

========

https://hg.mozilla.org/integration/gaia-central/rev/5a7b758a2c5c
Author: TheoChevalier <theo.chevalier11@gmail.com>
Desc: Bug 1018601 - Fix l10n for homescreen layout settings

b2g/config/gaia.json

@@ -4,6 +4,6 @@
         "remote": "", 
         "branch": ""
     }, 
-    "revision": "52b35637844e4caa00146f020d6a7047a9353927", 
+    "revision": "5f2853e302bf238364681899bc93de0920f931d0", 
     "repo_path": "/integration/gaia-central"
 }