Bumping gaia.json for 4 gaia-1_3 revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-1_3/rev/7aa5730a89ac
Author: Ben Francis <ben@tola.me.uk>
Desc: Merge pull request #16047 from flodolo/bug968778

Bug 968778 - [browser] "Cancel" is hard-coded in the dialog appearing when long tapping on a link r=benfrancis
(cherry picked from commit b374f60685d624008bb55b50f0127136493d221b)

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https://hg.mozilla.org/integration/gaia-1_3/rev/5795ecb02ad6
Author: Jose M. Cantera <jmcanterafonseca@gmail.com>
Desc: Merge pull request #16024 from jmcanterafonseca/fb_sync_fixed

Bug 952691 - [B2G][Contacts][Facebook Sync]Contacts imported from Facebo...
(cherry picked from commit 0417f87b62b9b7ebbc48c1e9e1e3a144e0b64d70)

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https://hg.mozilla.org/integration/gaia-1_3/rev/7ade81fa5674
Author: dwi2 <dwi2@dwi2.com>
Desc: Merge pull request #14298 from dwi2/bug938080

Bug 938080 - set 'xyz'.suspended to false if user toggle 'xyz'.enabled on manually r=crh0716
(cherry picked from commit 7689a80de843f12ad99b0fd6c19cb7040aba0634)

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https://hg.mozilla.org/integration/gaia-1_3/rev/c7f777483d09
Author: Jose Antonio Olivera Ortega <josea.olivera@gmail.com>
Desc: Merge pull request #15968 from jaoo/947855

Bug 947855 - Automatic selection of APN relying on the IMSI code in the ICC card. r=kaze
(cherry picked from commit f0f269123886391106ebb37ce738274c1c91df84)