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

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https://hg.mozilla.org/integration/gaia-central/rev/e9a13950c665
Author: Yoshi Huang <allstars.chh@mozilla.com>
Desc: Merge pull request #19036 from tauzen/Bug1004438

Bug 1004438 - [NFC] NDEF TNF Absolute URI should be handled properly in NfcManager r=alive

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https://hg.mozilla.org/integration/gaia-central/rev/f1047d87bd07
Author: Krzysztof Mioduszewski <kmioduszewski@gmail.com>
Desc: Bug 1004438 - [NFC] NDEF TNF Absolute URI should be handled properly in NfcManager

b2g/config/gaia.json

@@ -4,6 +4,6 @@
         "remote": "", 
         "branch": ""
     }, 
-    "revision": "ec760d4fb5daaa950e8fa8d095ed3628cbf3f697", 
+    "revision": "e9a13950c6656cbd21307ff82b8282ed1006c492", 
     "repo_path": "/integration/gaia-central"
 }