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

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https://hg.mozilla.org/integration/gaia-central/rev/eb07abf78fa9
Author: Fabien Cazenave <fabien@cazenave.cc>
Desc: Merge pull request #11201 from fabi1cazenave/pdfViewer-bug898408

Bug 898408: do not optimize l10n resources for PDF.js, r=ochameau

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https://hg.mozilla.org/integration/gaia-central/rev/ae2f601c47f8
Author: Fabien Cazenave <fabien@cazenave.cc>
Desc: Bug 898408: do not optimize l10n resources for PDF.js

b2g/config/gaia.json

@@ -1,4 +1,4 @@
 {
-    "revision": "f02326672a650ce8f549562e22468fb0e0a5dcf8", 
+    "revision": "eb07abf78fa973a97f6890a7dc37e8fc19a5aeba", 
     "repo_path": "/integration/gaia-central"
 }