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

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https://hg.mozilla.org/integration/gaia-1_4/rev/09c813f82e56
Author: Yuren Ju <yurenju@gmail.com>
Desc: Merge pull request #23249 from yurenju/callscreen-l10n-1.4

Bug 1039854 - [1.4] Dialing screen messages are not using translations when system language is set to anything other than English r=@timdream

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https://hg.mozilla.org/integration/gaia-1_4/rev/232cecb50c10
Author: Yuren Ju <yurenju@gmail.com>
Desc: Bug 1039854 - [1.4] Dialing screen messages are not using translations when system language is set to anything other than English
Bumping manifests a=b2g-bump