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

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https://hg.mozilla.org/integration/gaia-central/rev/7ddb09b1ca93
Author: Chris Lord <chrislord.net@gmail.com>
Desc: Merge pull request #28670 from Cwiiis/bug1120882-dont-resize-during-drag

Bug 1120882 - Don't resize grid during drag. r=kgrandon

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https://hg.mozilla.org/integration/gaia-central/rev/df04e8f37782
Author: Chris Lord <chrislord.net@gmail.com>
Desc: Bug 1120882 - Don't resize grid during drag. r=kgrandon

b2g/config/gaia.json

@@ -1,9 +1,9 @@
 {
     "git": {
-        "git_revision": "7946dbaa22684bf60ff4536bab0fd15ea2a668e0", 
+        "git_revision": "3325c49b8ca9b238399acf045efbbb7993269d66", 
         "remote": "https://git.mozilla.org/releases/gaia.git", 
         "branch": ""
     }, 
-    "revision": "d9435817887ec661e3e16318bd781545614debdb", 
+    "revision": "7ddb09b1ca93f30ddf698665bd4bce4f10afa6f8", 
     "repo_path": "integration/gaia-central"
 }