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

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https://hg.mozilla.org/integration/gaia-2_1/rev/f0ee644b313b
Author: Ghislain 'Aus' Lacroix <aus@noiseport.org>
Desc: Merge pull request #26643 from nullaus/v2.1

Fix linter issues. r=me

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https://hg.mozilla.org/integration/gaia-2_1/rev/acac2f9fc52e
Author: Ghislain 'Aus' Lacroix <aus@mozilla.com>
Desc: Fix linter issues. r=me
Bumping manifests a=b2g-bump