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

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https://hg.mozilla.org/integration/gaia-central/rev/526ae5cabe8c
Author: viorelaioia <viorela.ioia@softvision.ro>
Desc: Merge pull request #25611 from chirarobert/browser_save_image

Bug 1090087 - Add test for saving an image from a webpage

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https://hg.mozilla.org/integration/gaia-central/rev/23d8145203c4
Author: Robert Chira <robertchira@P5075.(none)>
Desc: Bug 1090087 - Add test for saving an image from a webpage

b2g/config/gaia.json

@@ -4,6 +4,6 @@
         "remote": "", 
         "branch": ""
     }, 
-    "revision": "4bf5b539097e7e72267a800671b553b751735483", 
+    "revision": "526ae5cabe8ccd71609b47829e2c4feea0a5a08e", 
     "repo_path": "/integration/gaia-central"
 }