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

========

https://hg.mozilla.org/integration/gaia-central/rev/791005d13402
Author: Anthony Ricaud <anthony@ricaud.me>
Desc: Bug 994575 - Add a call should always display the list of contacts

Some code movement for JSHint cleaning

========

https://hg.mozilla.org/integration/gaia-central/rev/db538a2d6aa3
Author: Anthony Ricaud <anthony@ricaud.me>
Desc: Revert "Merge pull request #18421 from Rik/always-contact-home-994575"

The two commits should have been squashed

This reverts commit 1683d067d744af8a7a739d4a96dfee85962b529d, reversing
changes made to 0fd7a3b6de70bd9941b24a3b6c83cbc69f84d628.

b2g/config/gaia.json

@@ -4,6 +4,6 @@
         "remote": "", 
         "branch": ""
     }, 
-    "revision": "b638f8093c2432cfe776bc9548cf162d46d15ac9", 
+    "revision": "791005d1340252d09dbea38df99299a8f6a75407", 
     "repo_path": "/integration/gaia-central"
 }