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

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https://hg.mozilla.org/integration/gaia-central/rev/9a69c3f26819
Author: viorelaioia <viorela.ioia@softvision.ro>
Desc: Merge pull request #26604 from chirarobert/bug_1107086

Bug 1107086 - [v2.2] Fix test_sms_with_attachments.py failure

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https://hg.mozilla.org/integration/gaia-central/rev/8ad722667c0f
Author: Robert Chira <robertchira@P5075.(none)>
Desc: Bug 1107086 - [v2.2] Fix test_sms_with_attachments.py failure

b2g/config/gaia.json

@@ -4,6 +4,6 @@
         "remote": "", 
         "branch": ""
     }, 
-    "revision": "3b76779650c6fe30a381809e77ff4772ad8d9cf2", 
+    "revision": "9a69c3f26819cc3ee8060307289ca8712d0c5e22", 
     "repo_path": "integration/gaia-central"
 }