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

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https://hg.mozilla.org/integration/gaia-central/rev/f9d5abea03c9
Author: Chris Lord <chrislord.net@gmail.com>
Desc: Merge pull request #32970 from Cwiiis/bug1220579-homescreen-datastore-exception-tests

Bug 1220579 - Add homescreen unit tests for idb exceptions. r=gmarty

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https://hg.mozilla.org/integration/gaia-central/rev/deb01082abd1
Author: Chris Lord <chrislord.net@gmail.com>
Desc: Bug 1220579 - Add homescreen unit tests for idb exceptions. r=gmarty

b2g/config/gaia.json

@@ -1,9 +1,9 @@
 {
     "git": {
-        "git_revision": "5309b1918d95ce52c35663693d8b138d96491c70", 
+        "git_revision": "8ed0cf353710e3ff68a193172f59bbd3250bf3ca", 
         "remote": "https://git.mozilla.org/releases/gaia.git", 
         "branch": ""
     }, 
-    "revision": "b8aa335feb7a2d37cf4b08a9b7ab663b7ad00e8e", 
+    "revision": "f9d5abea03c91e5b96c886afa6a0e229d73d3afd", 
     "repo_path": "integration/gaia-central"
 }