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

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https://hg.mozilla.org/integration/gaia-central/rev/f936c73f6792
Author: Francisco Jordano <arcturus@ardeenelinfierno.com>
Desc: Merge pull request #20701 from Rik/missed-notification-1017333

Bug 1017333 - Clear notifications when we open the call log

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https://hg.mozilla.org/integration/gaia-central/rev/f45bbf056505
Author: Anthony Ricaud <anthony@ricaud.me>
Desc: Bug 1017333 - Clear notifications when we open the call log

Also don't clear notifications when we reopen the dialer app on another tab
Bumping manifests a=b2g-bump