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

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https://hg.mozilla.org/integration/gaia-central/rev/419b7ec98abf
Author: Yoshi Huang <allstars.chh@gmail.com>
Desc: Merge pull request #23396 from allstarschh/Bug1055560_enum_tnf

Bug 1055560 - enum tnf in MozNDEFRecord. r=gweng

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https://hg.mozilla.org/integration/gaia-central/rev/e7043b1e7707
Author: Yoshi Huang <allstars.chh@mozilla.com>
Desc: Bug 1055560 - enum TNF in MozNDEFRecord.

b2g/config/gaia.json

@@ -4,6 +4,6 @@
         "remote": "", 
         "branch": ""
     }, 
-    "revision": "c7b07c667231e473fb6ea4ef0c4d239ce5c881d0", 
+    "revision": "419b7ec98abf10d4850748fb31391b15a2b71605", 
     "repo_path": "/integration/gaia-central"
 }