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

========

https://hg.mozilla.org/integration/gaia-1_3/rev/e94c858aecb4
Author: Florin Strugariu <bebef_1987@yahoo.com>
Desc: Merge pull request #17157 from AndreiH/bug_983111

Bug 983111 - [v1.3] test_play_3gp_video.TestPlay3GPVideo intermittently ...

========

https://hg.mozilla.org/integration/gaia-1_3/rev/4559a610d450
Author: Andrei Hutusoru <andreihutusoru@P5069.(none)>
Desc: Bug 983111 - [v1.3] test_play_3gp_video.TestPlay3GPVideo intermittently fail
Bumping manifests a=b2g-bump