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

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https://hg.mozilla.org/integration/gaia-central/rev/eb1bd7d44b15
Author: Min-Zhong "John" Lu <jlu@mozilla.com>
Desc: Merge pull request #23751 from mnjul/bug_1059683_concept_layout

Bug 1059683 - Report one less pixel from KeyboardManager for ceiling due to dpx fractions. r=timdream

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https://hg.mozilla.org/integration/gaia-central/rev/fd5f851eeff7
Author: John Lu [:mnjul] <jlu@mozilla.com>
Desc: Bug 1059683 - Report one less pixel from KeyboardManager for ceiling due to dpx

b2g/config/gaia.json

@@ -4,6 +4,6 @@
         "remote": "", 
         "branch": ""
     }, 
-    "revision": "fbb3804d7beaf3651a5afccde95ff26eb8cdcd15", 
+    "revision": "eb1bd7d44b158d8c4a71a8f783ba9a0881a046ea", 
     "repo_path": "/integration/gaia-central"
 }