Bumping gaia.json for 4 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/0cf068c232d9
Author: Arnau <arnau@arnaumarch.com>
Desc: Merge pull request #19754 from pacorampas/object-menu

Bug 1017465 - [Building Blocks] create Object Menu BB r=me

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https://hg.mozilla.org/integration/gaia-central/rev/97d4fc1ca2ca
Author: Paco Rampas <pacorampas@gmail.com>
Desc: Bug 1017465 - [Building Blocks] create Object Menu BB

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https://hg.mozilla.org/integration/gaia-central/rev/589d95701eac
Author: Etienne Segonzac <etienne@segonzac.info>
Desc: Merge pull request #19726 from etiennesegonzac/bug-1012544

Bug 1012544 - Always resize the homescreen if loaded when a software-button r=alive

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https://hg.mozilla.org/integration/gaia-central/rev/967fcb2fc74d
Author: Etienne Segonzac <etienne@segonzac.info>
Desc: Bug 1012544 - Always resize the homescreen if loaded when a software-button-change occurs.

b2g/config/gaia.json

@@ -4,6 +4,6 @@
         "remote": "", 
         "branch": ""
     }, 
-    "revision": "de9e002f7a7cecf581a37325c52812d2db269799", 
+    "revision": "0cf068c232d90768640d561f83dcb789bb6cf94a", 
     "repo_path": "/integration/gaia-central"
 }