Bumping gaia.json for 2 gaia-1_3 revision(s) a=gaia-bump

========

https://hg.mozilla.org/integration/gaia-1_3/rev/b494b8749e85
Author: EragonJ <eragonj@eragonj.me>
Desc: Merge pull request #15545 from EragonJ/v1.3-bug-951337

Bug 951337 - SIM PIN dialog not showing up on bootup

========

https://hg.mozilla.org/integration/gaia-1_3/rev/e70377fc0e1f
Author: EragonJ <eragonj@eragonj.me>
Desc: Bug 951337 - SIM PIN dialog not showing up on bootup

- v1.3 specific fix (use dispatchEvent)
- add test
- delay init sim_lock