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

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https://hg.mozilla.org/integration/gaia-central/rev/11761056b5ee
Author: Yura Zenevich <yura.zenevich@gmail.com>
Desc: Merge pull request #26386 from jobara/1086930

Bug 1086930 - Add status region to sync calendar sync button

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https://hg.mozilla.org/integration/gaia-central/rev/851afc3ee430
Author: Justin Obara <obara.justin@gmail.com>
Desc: Bug 1086930 - Add a progressbar to the sync button

Added a progress bar inside of the sync button. This is only added to the a11y tree during syncing. It will specify that syncing has started and completed.

b2g/config/gaia.json

@@ -4,6 +4,6 @@
         "remote": "", 
         "branch": ""
     }, 
-    "revision": "e337675dd1f4180ad6da13986e320ea9ff3b115c", 
+    "revision": "11761056b5ee6533ef11443b95a5aee1398e6dd4", 
     "repo_path": "integration/gaia-central"
 }