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

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https://hg.mozilla.org/integration/gaia-central/rev/af5d777fc37a
Author: Ian Liu <iliu@mozilla.com>
Desc: Merge pull request #22907 from ian-liu/settings/bug1054122_remove_redundant_BT_code_in_settings_app_since_rebase_missed

Bug 1054122 - There are still some redundant BT code in settings app, r=arthur

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https://hg.mozilla.org/integration/gaia-central/rev/1ca3485118d7
Author: ian-liu <iliu@mozilla.com>
Desc: Bug 1054122 - There are still some redundant BT code in settings app
Bumping manifests a=b2g-bump