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

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https://hg.mozilla.org/integration/gaia-central/rev/8edab03e2f1e
Author: David Flanagan <dflanagan@mozilla.com>
Desc: Merge pull request #24233 from davidflanagan/bug1070195

Bug 1070195: free canvas memory after creating a video poster image in Camera r=wilsonpage

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https://hg.mozilla.org/integration/gaia-central/rev/8d9ddbb120af
Author: David Flanagan <dflanagan@mozilla.com>
Desc: Bug 1070195: free canvas memory after creating a video poster image in Camera app

b2g/config/gaia.json

@@ -4,6 +4,6 @@
         "remote": "", 
         "branch": ""
     }, 
-    "revision": "4c4ffe7f2c16edb4b612b8e81a3785c8384a33ad", 
+    "revision": "8edab03e2f1e8ccb50854cce61a1612b2dc300be", 
     "repo_path": "/integration/gaia-central"
 }