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

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https://hg.mozilla.org/integration/gaia-central/rev/04e4f52e1d5b
Author: Rudy Lu <me@rudy.lu>
Desc: Merge pull request #22476 from RudyLu/keyboard/Bug1048143_disableFTU_keyboard_test

Bug 1048143 - Should disable FTU and lockscreen when doing keyboard integration test.
r=gduan.

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https://hg.mozilla.org/integration/gaia-central/rev/8ebe6cf50a00
Author: Rudy Lu <me@rudy.lu>
Desc: Bug 1048143 - Should disable FTU and lockscreen when doing keyboard
integration test.
Bumping manifests a=b2g-bump