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

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https://hg.mozilla.org/integration/gaia-central/rev/67e9080e8c40
Author: J. Ryan Stinnett <jryans@gmail.com>
Desc: Merge pull request #28985 from jryans/always-allow

Bug 1145221 - Add "always allow" for cert-based authentication. r=janx

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https://hg.mozilla.org/integration/gaia-central/rev/4ce42faa6208
Author: J. Ryan Stinnett <jryans@gmail.com>
Desc: Bug 1145221 - Add "always allow" for cert-based authentication. r=janx

b2g/config/gaia.json

@@ -1,9 +1,9 @@
 {
     "git": {
-        "git_revision": "d2f10e0fa18f3171c8b584e696241df7ddb07c82", 
+        "git_revision": "3b8e3e084f6ebab130323659f66342f5160edff8", 
         "remote": "https://git.mozilla.org/releases/gaia.git", 
         "branch": ""
     }, 
-    "revision": "e79532810fdde7f92fe8363700ab2b7cdbc5772a", 
+    "revision": "67e9080e8c404ea763928791dd3bff1b238f673c", 
     "repo_path": "integration/gaia-central"
 }