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

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https://hg.mozilla.org/integration/gaia-central/rev/2d4d52544c09
Author: David Flanagan <dflanagan@mozilla.com>
Desc: Merge pull request #31873 from davidflanagan/bug1198169

Bug 1198169 - give up on a video file if metadata does not load for 3…

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https://hg.mozilla.org/integration/gaia-central/rev/b760e35c5b1f
Author: David Flanagan <dflanagan@mozilla.com>
Desc: Bug 1198169 - give up on a video file if metadata does not load for 3 seconds

b2g/config/gaia.json

@@ -1,9 +1,9 @@
 {
     "git": {
-        "git_revision": "24bc401418785d9c0f9d91d557af9284f90f7237", 
+        "git_revision": "167445da51dbd53cb92bba08da6ae2c11d93fd60", 
         "remote": "https://git.mozilla.org/releases/gaia.git", 
         "branch": ""
     }, 
-    "revision": "165d30b392dcdb833d5a27f671776687030f998c", 
+    "revision": "2d4d52544c09b6f35bb04918aa5b99c2b7d95c81", 
     "repo_path": "integration/gaia-central"
 }