Bumping gaia.json for 6 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/acc1d98b2022
Author: Andrew Sutherland <asutherland@asutherland.org>
Desc: Merge pull request #27552 from asutherland/email-mimefuncs-gc

Bug 1120875 - Improved mem usage for fromTypedArray. r=andris9, r=asuth

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https://hg.mozilla.org/integration/gaia-central/rev/19c6e545b1a6
Author: Andrew Sutherland <asutherland@asutherland.org>
Desc: Bug 1120875 - Improved mem usage for fromTypedArray. r=andris9, r=asuth

land https://github.com/mozilla-b2g/gaia-email-libs-and-more/pull/360

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https://hg.mozilla.org/integration/gaia-central/rev/abcc7a991212
Author: Sherman Chen <shamenchens@users.noreply.github.com>
Desc: Merge pull request #27519 from shamenchens/Bug1123569-LockOrientationForTVApps

Bug 1123569 - Lock orientation for TV apps, r=johnhu

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https://hg.mozilla.org/integration/gaia-central/rev/7e37f8324f33
Author: Sherman Chen <shamen.chens@gmail.com>
Desc: Bug 1123569 - Lock orientation for TV apps

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https://hg.mozilla.org/integration/gaia-central/rev/4f5ef4919e02
Author: Yi-Fan Liao <yliao@mozilla.com>
Desc: Merge pull request #27400 from begeeben/1121398_wifi_signal_strength_mismatch

Bug 1121398 - WIFI signal strength mismatch between status bar and settings app, r=EragonJ

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https://hg.mozilla.org/integration/gaia-central/rev/68bf373982d0
Author: Yi-Fan Liao <begeeben@gmail.com>
Desc: Bug 1121398 - WIFI signal strength mismatch between status bar and settings app

* Return the AP with the best signal strength among APs having the same SSID.

b2g/config/gaia.json

@@ -1,9 +1,9 @@
 {
     "git": {
-        "git_revision": "b6eab76ad29bab6faf0ebfacc37c9b960311f409", 
+        "git_revision": "afe7398fb15b96b83f3d176d0e1135ee137da1f6", 
         "remote": "https://git.mozilla.org/releases/gaia.git", 
         "branch": ""
     }, 
-    "revision": "85b337db1f218bc508ea8fb90ea35d2de98e7d05", 
+    "revision": "acc1d98b202295711ecfbe060c1e1fc0e749fd8a", 
     "repo_path": "integration/gaia-central"
 }