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

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https://hg.mozilla.org/integration/gaia-central/rev/09eec9493eec
Author: Douglas Sherk <github@sherk.me>
Desc: Merge pull request #22427 from DouglasSherk/1037066-dialer-keypad-background

Bug 1037066 - [Dialer] Set .active class on keypad keys in touch listeners instead of using :active. r=Rik

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https://hg.mozilla.org/integration/gaia-central/rev/b9b577de4482
Author: DouglasSherk <github@sherk.me>
Desc: Bug 1037066 - [Dialer] Set .active class on keypad keys in touch listeners instead of using :active. r=Rik

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https://hg.mozilla.org/integration/gaia-central/rev/c5fc78ddc61c
Author: Guillaume C. Marty <gmarty@users.noreply.github.com>
Desc: Merge pull request #23210 from gmarty/Bug-1056178-Notification-Bar-icons-drawn-screen-twice-in-call

Bug 1056178 - [B2G][Dialer][Call Screen] Notification Bar icons are draw...

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https://hg.mozilla.org/integration/gaia-central/rev/3c0af6e27d3c
Author: Guillaume Marty <edo999@gmail.com>
Desc: Bug 1056178 - [B2G][Dialer][Call Screen] Notification Bar icons are drawn on screen twice while in a call
Bumping manifests a=b2g-bump