Bumping gaia.json for 4 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/110dabbb513a
Author: Germán Toro del Valle <gtorodelvalle@gmail.com>
Desc: Merge pull request #21892 from gtorodelvalle/callscreen-bug-1010104-baseline-doug-proposal

Bug 1010104 - [Dialer][Call Screen] Baseline of the contact name when applying the fluid font size

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https://hg.mozilla.org/integration/gaia-central/rev/805cd76324ac
Author: German Toro del Valle <gtorodelvalle@gmail.com>
Desc: Bug 1010104 - [Dialer][Call Screen] Baseline of the contact name when applying the fluid font size

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https://hg.mozilla.org/integration/gaia-central/rev/37e88bfcf481
Author: Douglas Sherk <github@sherk.me>
Desc: Merge pull request #22044 from tamarahills/bugfix/998147v3

Bug 998147: [Dialer] A Missed Call notification is given when chosing to...

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https://hg.mozilla.org/integration/gaia-central/rev/7cc3ef544bed
Author: Tamara Hills <thills@mozilla.com>
Desc: Bug 998147: [Dialer] A Missed Call notification is given when chosing to hang up on an incoming call.
Bumping manifests a=b2g-bump