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

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https://hg.mozilla.org/integration/gaia-central/rev/371be876c8e8
Author: Jose Antonio Olivera Ortega <josea.olivera@gmail.com>
Desc: Merge pull request #13468 from jaoo/934869

Bug 934869 - [WAP push][CP] Stored MMS and Browser APN will not be displayed in data/message settings unless close Settings first. r=kaze

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https://hg.mozilla.org/integration/gaia-central/rev/027fcb175bb6
Author: Jose Antonio Olivera Ortega <josea.olivera@gmail.com>
Desc: Bug 934869 - [WAP push][CP] Stored MMS and Browser APN will not be displayed in data/message settings unless close Settings first.

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https://hg.mozilla.org/integration/gaia-central/rev/dfcfc11c22cd
Author: Timothy Guan-tin Chien <timdream@gmail.com>
Desc: Merge pull request #13456 from timdream/keyboard-no-text-transform

Bug 931578 - Don't use text-transform for keyboard keys, r=rudyl

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https://hg.mozilla.org/integration/gaia-central/rev/428876d21679
Author: Timothy Guan-tin Chien <timdream@gmail.com>
Desc: Bug 931578 - Don't use text-transform for keyboard keys