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

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https://hg.mozilla.org/integration/gaia-central/rev/351ae6e7f699
Author: Martijn <martijn.martijn@gmail.com>
Desc: Merge pull request #31090 from mwargers/1187066

Bug 1187066 - Fix timeout failure in test_settings_change_keyboard_language.py

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https://hg.mozilla.org/integration/gaia-central/rev/95e347802c46
Author: Martijn Wargers <mwargers@mozilla.com>
Desc: Bug 1187066 - Fix timeout failur ein test_settings_change_keyboard_language.py

b2g/config/gaia.json

@@ -1,9 +1,9 @@
 {
     "git": {
-        "git_revision": "5a049cc2aab237c20924e77d7df1960dae0738b8", 
+        "git_revision": "e9a940b23af342e29cfee2ea803fe3f0c154d5d9", 
         "remote": "https://git.mozilla.org/releases/gaia.git", 
         "branch": ""
     }, 
-    "revision": "d1978402d0b3e779081a30f4ed8e5badad0f382e", 
+    "revision": "351ae6e7f699d7b0e6cfec03289b858e7a6ddba7", 
     "repo_path": "integration/gaia-central"
 }