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

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https://hg.mozilla.org/integration/gaia-1_4/rev/0e2cf455d138
Author: EragonJ <eragonj@eragonj.me>
Desc: Merge pull request #21665 from EragonJ/bug-1035823

Bug 1035823 - [DSDS] The SIM manager page is not refreshed if configurat...

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https://hg.mozilla.org/integration/gaia-1_4/rev/f7b92f879ef8
Author: Luke Chang <lchang@mozilla.com>
Desc: Bug 1045503 - [tarako][contacts] we should reduce the use of storage by contacts app
Bumping manifests a=b2g-bump