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

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https://hg.mozilla.org/integration/gaia-central/rev/3056c3eb4668
Author: Jan Jongboom <janjongboom@gmail.com>
Desc: Merge pull request #17196 from comoyo/bug982269_master

Bug 982269 - Fix keyboard reflows. r=RudyL

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https://hg.mozilla.org/integration/gaia-central/rev/5bf448e7ede4
Author: Jan Jongboom <janjongboom@gmail.com>
Desc: Bug 982269 - Fix keyboard reflows

b2g/config/gaia.json

@@ -4,6 +4,6 @@
         "branch": "", 
         "revision": ""
     }, 
-    "revision": "21b7c96471c9ef83192d1d2097d68ecc82d9c493", 
+    "revision": "3056c3eb4668d25932d2e51c31d689c668abbe53", 
     "repo_path": "/integration/gaia-central"
 }