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

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https://hg.mozilla.org/integration/gaia-central/rev/addea45d117e
Author: Carmen Jiménez <cjc@tid.es>
Desc: Merge pull request #22094 from empoalp/dial-pause

Bug 911055 - [zffos1.1][P3][Dailer]DuT doesn allow to dial a <<pause>> (r=drs)

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https://hg.mozilla.org/integration/gaia-central/rev/8ecd91aac8a9
Author: David Garcia <davidg@tid.es>
Desc: Bug 911055 - [zffos1.1][P3][Dailer]DuT doesn allow to dial a <<pause>>

b2g/config/gaia.json

@@ -4,6 +4,6 @@
         "remote": "", 
         "branch": ""
     }, 
-    "revision": "1446f8017d55ba64ab0fe21f10b79215f9d7bd77", 
+    "revision": "addea45d117e22f3ef4171197d9dcd25676572da", 
     "repo_path": "/integration/gaia-central"
 }