Bumping gaia.json for 4 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/b8730ab5127b
Author: albertopq <albert.pastor@gmail.com>
Desc: Merge pull request #29884 from albertopq/1109580-intermitent-icc

Bug 1109580 - Fix intermitent icc unit tests r=kgrandon

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https://hg.mozilla.org/integration/gaia-central/rev/b59aac5cdef9
Author: albertopq <albert.pastor@gmail.com>
Desc: Bug 1109580 - Fix intermitent icc unit tests

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https://hg.mozilla.org/integration/gaia-central/rev/76649d725be2
Author: Rob Wood <rwood@mozilla.com>
Desc: Merge pull request #29890 from rwood-moz/bug1160160-log

Bug 1160160 - Correction to raptor artifacts path

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https://hg.mozilla.org/integration/gaia-central/rev/16474bd93abb
Author: Rob Wood <rwood@mozilla.com>
Desc: Bug 1160160 - Correction to raptor artifacts path

b2g/config/gaia.json

@@ -1,9 +1,9 @@
 {
     "git": {
-        "git_revision": "4652ef4d51b499a82165e0e0553814c2c5eecb94", 
+        "git_revision": "b341f2d4b73a3c89b24a36e63841baf8dc22f0b8", 
         "remote": "https://git.mozilla.org/releases/gaia.git", 
         "branch": ""
     }, 
-    "revision": "db8da07f25d64aaf8f6d96871012beba7301dec0", 
+    "revision": "b8730ab5127b853decfed0d3d273d760c65ce3df", 
     "repo_path": "integration/gaia-central"
 }