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

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https://hg.mozilla.org/integration/gaia-1_3/rev/c54f555bdb8d
Author: Dominic Kuo <dkuo@mozilla.com>
Desc: Merge pull request #17231 from dominickuo/v1.3-bug-958470-new

Bug 958470 - [Ringtones] set ringer type to the ringtones player, r=jimporter

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https://hg.mozilla.org/integration/gaia-1_3/rev/121482f9473e
Author: Dominic Kuo <dkuo@mozilla.com>
Desc: Bug 958470 - [Ringtones] set ringer type to the ringtones player
Bumping manifests a=b2g-bump
Bug 964228 - Part 1: Fix race condition in NetworkStatsService.jsm. r=albert, a=fabrice
Bug 964228 - Part 2: Tests Update. r=gene, r=albert, a=fabrice
Bug 964235 - Fix composition bounds calculation and APZ hit testing. a=gal
Backed out changeset a97ddd59ff92 for landing with the wrong bug number.
Bug 964935 - Fix composition bounds calculation and APZ hit testing. a=gal
DONTBUILD
Bumping gaia.json for 1 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-1_3/rev/55b99ce9f94b
Author: Etienne Segonzac <etienne@segonzac.info>
Desc: Merge pull request #17129 from etiennesegonzac/bug-981468-callgroup-keypad

Bug 981468 - Fixing JS erros occuring while using the keypad during a conference call. r=ferjm
Bumping manifests a=b2g-bump
tagging B2G_1_3 for mergeday. r=a=mergeday DONTBUILD CLOSED TREE
tagging B2G_1_3 for mergeday. r=a=mergeday DONTBUILD CLOSED TREE
No bug - Fix merge day tagging. a=npotb DONTBUILD