Bumping gaia.json for 6 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/bb13c3463e08
Author: Yura Zenevich <yura.zenevich@gmail.com>
Desc: Merge pull request #28031 from yzen/bug-1069601

Bug 1069601 - improved accessibility in settings' data usage information...

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https://hg.mozilla.org/integration/gaia-central/rev/0dcf55d84fb6
Author: Yura Zenevich <yzenevich@mozilla.com>
Desc: Bug 1069601 - improved accessibility in settings' data usage information section.

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https://hg.mozilla.org/integration/gaia-central/rev/047989cbfffb
Author: autolander <bug.autolander@gmail.com>
Desc: Bug 1102481 - merge pull request #27931 from hfiguiere:bug1102481-no-results to mozilla-b2g:master

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https://hg.mozilla.org/integration/gaia-central/rev/0bb8596e5677
Author: Hubert Figuière <hub@figuiere.net>
Desc: Bug 1102481 - Part 3: use classList.toggle()

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https://hg.mozilla.org/integration/gaia-central/rev/bdb9dcb4019a
Author: Hubert Figuière <hub@figuiere.net>
Desc: Bug 1102481 - Part 2: integration tests.

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https://hg.mozilla.org/integration/gaia-central/rev/6b47c2961d00
Author: Hubert Figuière <hub@figuiere.net>
Desc: Bug 1102481 - Display "no results" when there is none.

b2g/config/gaia.json

@@ -1,9 +1,9 @@
 {
     "git": {
-        "git_revision": "ac318c15573dc94e1a857ef1fd8e4592a0845d93", 
+        "git_revision": "e69e07028d407a4fd23289ded91451688d19a851", 
         "remote": "https://git.mozilla.org/releases/gaia.git", 
         "branch": ""
     }, 
-    "revision": "217be9d41f1a480c402ad42b6ca4bd832e054177", 
+    "revision": "bb13c3463e08e8d4e42d9ee1eda71df0a343db23", 
     "repo_path": "integration/gaia-central"
 }