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

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https://hg.mozilla.org/integration/gaia-central/rev/6a98c3d7ef56
Author: Jose Antonio Olivera Ortega <josea.olivera@gmail.com>
Desc: Merge pull request #14616 from jaoo/946299

Bug 946299 - Enable strict7bit enconding for a new market. r=kaze

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https://hg.mozilla.org/integration/gaia-central/rev/a89e468a1947
Author: Jose Antonio Olivera Ortega <josea.olivera@gmail.com>
Desc: Bug 946299 - Enable strict7bit enconding for a new market

b2g/config/gaia.json

@@ -1,4 +1,4 @@
 {
-    "revision": "836a79e8b6a6363b1ab9e2ade690f8e238e9ced0", 
+    "revision": "6a98c3d7ef56e10fe719b7ad4bee610940edba97", 
     "repo_path": "/integration/gaia-central"
 }