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

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https://hg.mozilla.org/integration/gaia-central/rev/89d55a659bcc
Author: Rudy Lu <me@rudy.lu>
Desc: Merge pull request #20687 from RudyLu/keyboard/Bug1023164-Shift_key_style

Bug 1023164 - [Keyboard] Shift Key for Caps Visual improvement.
r=timdream.

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https://hg.mozilla.org/integration/gaia-central/rev/03227528c428
Author: Rudy Lu <me@rudy.lu>
Desc: Bug 1023164 - [Keyboard] Shift Key for Caps Visual improvement.

b2g/config/gaia.json

@@ -4,6 +4,6 @@
         "remote": "", 
         "branch": ""
     }, 
-    "revision": "2f1f09dc362b33a20a4c8e07d7b97d33fe5f7769", 
+    "revision": "89d55a659bcc2990e25e97d633eb1cb5352f92d8", 
     "repo_path": "/integration/gaia-central"
 }