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

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https://hg.mozilla.org/integration/gaia-central/rev/49d62890deb5
Author: Fernando Rodríguez Sela <frsela@tid.es>
Desc: Merge pull request #22565 from arvin-zhang/bug1046564_master

Bug 1046564: Should display normal priority message of STK_CMD_DISPLAY_TEXT command while device is Settings, r=alive

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https://hg.mozilla.org/integration/gaia-central/rev/4e01e57e0ac5
Author: arvin zhang <arvin.zhang@spreadtrum.com>
Desc: Bug 1046564 - Should display normal priority message of STK_CMD_DISPLAY_TEXT command while device is Settings
Bumping manifests a=b2g-bump