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

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https://hg.mozilla.org/integration/gaia-central/rev/3a7295caa7ca
Author: Zibi Braniecki <zbigniew.braniecki@gmail.com>
Desc: Merge pull request #31588 from zbraniecki/1192426-add-l10nassert-to-mockl10n

Bug 1192426 - Add L10nAssert to mock_l10n.js

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https://hg.mozilla.org/integration/gaia-central/rev/f0dcf50e5ca8
Author: Zibi Braniecki <gandalf@mozilla.com>
Desc: Bug 1192426 - Add L10nAssert to mock_l10n.js

b2g/config/gaia.json

@@ -1,9 +1,9 @@
 {
     "git": {
-        "git_revision": "0275bfb88531a999a8b3553b544fa0613e52f9bd", 
+        "git_revision": "24338322d843db9182ebd206c31484d887dcf12e", 
         "remote": "https://git.mozilla.org/releases/gaia.git", 
         "branch": ""
     }, 
-    "revision": "6ef6c08b55629f4be0f2d9e605c362c8de528d4e", 
+    "revision": "3a7295caa7cae941ca9378fe41d535eb87f789f5", 
     "repo_path": "integration/gaia-central"
 }