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

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https://hg.mozilla.org/integration/gaia-1_4/rev/f05d52eed60d
Author: Fernando Rodríguez Sela <frsela@tid.es>
Desc: Merge pull request #19370 from frsela/STK/Bug1009254_v1.4

Bug 1009254 - [STK] No option on UI  to terminate/abort the proactive session, r=vingtetun

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https://hg.mozilla.org/integration/gaia-1_4/rev/b89cf803e5b1
Author: Fernando Rodriguez Sela <frsela@tid.es>
Desc: Bug 1009254 - [STK] No option on UI  to terminate/abort the proactive session
Bumping manifests a=b2g-bump