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

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https://hg.mozilla.org/integration/gaia-central/rev/bca9de42a115
Author: Fernando Campo <fernando.campo@telefonica.com>
Desc: Merge pull request #20238 from fcampo/import-merged-981674

Bug 981674 - [Contacts] Merged-name-contact imported is not is not shown fine (r=jmcf)

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https://hg.mozilla.org/integration/gaia-central/rev/f00c31ac4f7d
Author: Fernando Campo <fernando.campo@telefonica.com>
Desc: Bug 981674 - [Contacts] Contact's name merged to another one previously then exported to sd card and imported again, is not shown fine
Bumping manifests a=b2g-bump