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

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https://hg.mozilla.org/integration/gaia-central/rev/5c01c4184313
Author: Douglas Sherk <github@sherk.me>
Desc: Merge pull request #31989 from DouglasSherk/1168633-call-log-background

Bug 1168633 - [Dialer] Add call log background image at 2.25x resolution, update other images. r=gsvelto

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https://hg.mozilla.org/integration/gaia-central/rev/f9d72aaa549c
Author: Doug Sherk <github@sherk.me>
Desc: Bug 1168633 - [Dialer] Add call log background image at 2.25x resolution, update other images. r=gsvelto

b2g/config/gaia.json

@@ -1,9 +1,9 @@
 {
     "git": {
-        "git_revision": "8024bdbad356bd077b49fa6287a6a31199bf1c9b", 
+        "git_revision": "8154e6cdfd44cc6107aa95f38316146504661bea", 
         "remote": "https://git.mozilla.org/releases/gaia.git", 
         "branch": ""
     }, 
-    "revision": "c0c5c619dc6e5ec9ab9b6d3aee8464b9018e6d6c", 
+    "revision": "5c01c4184313081c3234a7b49fa243d38d476d1e", 
     "repo_path": "integration/gaia-central"
 }