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

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https://hg.mozilla.org/integration/gaia-central/rev/ba323456efdf
Author: Marina <mri@tid.es>
Desc: Merge pull request #25134 from empoalp/bug_1059715_4

Bug 1059715 - VCard reader refactor to read contacts before importing th...

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https://hg.mozilla.org/integration/gaia-central/rev/4a40de3598fb
Author: David Garcia <davidg@tid.es>
Desc: Bug 1059715 - VCard reader refactor to read contacts before importing them r=sergi
Bumping manifests a=b2g-bump