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

========

https://hg.mozilla.org/integration/gaia-central/rev/91911af0d994
Author: Michael Henretty <michael.henretty@gmail.com>
Desc: Merge pull request #32447 from mikehenrty/bug-1214610-enable-pinning

Bug 1214610 - Enable pinning the web

========

https://hg.mozilla.org/integration/gaia-central/rev/11099fac79b2
Author: Michael Henretty <michael.henretty@gmail.com>
Desc: Bug 1214610 - Enable pinning the web

b2g/config/gaia.json

@@ -1,9 +1,9 @@
 {
     "git": {
-        "git_revision": "2032dcac9f6f98617fc3ce10bf0256c4e2822418", 
+        "git_revision": "7ad98867e94a992848f7714b37c96e69571ff13e", 
         "remote": "https://git.mozilla.org/releases/gaia.git", 
         "branch": ""
     }, 
-    "revision": "fb402b162f639dfd67f5c24497eba7e75cc48210", 
+    "revision": "91911af0d9946961cfbd0c73184de98aaa91ae62", 
     "repo_path": "integration/gaia-central"
 }