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

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https://hg.mozilla.org/integration/gaia-central/rev/27fc76b7815a
Author: EragonJ <eragonj@eragonj.me>
Desc: Merge pull request #16601 from EragonJ/bug-975292

Bug 975292 - [DSDS] "SIM 01" and "SIM 11" names are wrong

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https://hg.mozilla.org/integration/gaia-central/rev/c46b6adb469d
Author: EragonJ <eragonj@eragonj.me>
Desc: Bug 975292 - [DSDS] "SIM 01" and "SIM 11" names are wrong
Bumping manifests a=b2g-bump