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

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https://hg.mozilla.org/integration/gaia-central/rev/102f45e23dea
Author: George <georgeiscoming@gmail.com>
Desc: Merge pull request #30282 from cctuan/1169206

Bug 1169206 - Error when 2nd make and remove clean-stage-app step

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https://hg.mozilla.org/integration/gaia-central/rev/2727758efd28
Author: cctuan <georgeiscoming@gmail.com>
Desc: Bug 1169206 - Error when 2nd make and remove clean-stage-app step

b2g/config/gaia.json

@@ -1,9 +1,9 @@
 {
     "git": {
-        "git_revision": "4ac2e0e4f7ef9c863143a4d6da21afdeb8ab8940", 
+        "git_revision": "27d847fd7a1eed6a0a66c30398cd165ec87f873c", 
         "remote": "https://git.mozilla.org/releases/gaia.git", 
         "branch": ""
     }, 
-    "revision": "b9f3e9d5bdc253558e3887f81fbe3ff8c208f836", 
+    "revision": "102f45e23deaf045b360c4a7cdfb8d4dc1c283bb", 
     "repo_path": "integration/gaia-central"
 }