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

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https://hg.mozilla.org/integration/gaia-central/rev/ceaf56cd2c2f
Author: Wilson Page <wilsonpage@me.com>
Desc: Merge pull request #22528 from wilsonpage/1048905

Bug 1048905 - Copy icon-font into system/fonts/hidden/ on build

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https://hg.mozilla.org/integration/gaia-central/rev/10ff7e858932
Author: Wilson Page <wilsonpage@me.com>
Desc: Bug 1048905 - Copy icon-font into system/fonts/hidden/ on build

b2g/config/gaia.json

@@ -4,6 +4,6 @@
         "remote": "", 
         "branch": ""
     }, 
-    "revision": "a0f8e9466659e34cc0311caf69d9578d48934a44", 
+    "revision": "ceaf56cd2c2fe2fe4974762c49932c62c5f692fd", 
     "repo_path": "/integration/gaia-central"
 }