Bumping gaia.json for 3 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-1_4/rev/d94ae365305c
Author: Fernando Rodríguez Sela <frsela@tid.es>
Desc: Merge pull request #19762 from frsela/STK/Bug1015833

Bug 1015833 - [PTCRB][STK]27.22.4.1.1/2 DISPLAY TEXT, normal priority, Unpacked 8 bit data for Text String, screen busy case failed, r=vingtetun

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https://hg.mozilla.org/integration/gaia-1_4/rev/9abdea3e8961
Author: David Flanagan <dflanagan@mozilla.com>
Desc: Merge pull request #20712 from davidflanagan/bug1026846

Bug 1026846: require the type parameter for FL app view activity r=amac

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https://hg.mozilla.org/integration/gaia-1_4/rev/11424e4d18f8
Author: Andrew Sutherland <asutherland@asutherland.org>
Desc: Merge pull request #20525 from asutherland/email-as-dev-id

Bug 825538 - [email/activesync] Need to allocate unique device ID's for multi-device access to ActiveSync. r=squib
Bumping manifests a=b2g-bump