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

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https://hg.mozilla.org/integration/gaia-central/rev/fe04ea782964
Author: Francisco Borja Salguero Castellano <borjasalguero@users.noreply.github.com>
Desc: Merge pull request #13378 from borjasalguero/revert_Bug_911701

Revert "Add truncation to avoid MMS filename limitation r=rwaldron"

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https://hg.mozilla.org/integration/gaia-central/rev/4bb8f8574fc3
Author: borjasalguero <fbsc@tid.es>
Desc: Revert "Add truncation to avoid MMS filename limitation r=rwaldron"

This reverts commit d82ecd50783cc79121b25f24f899b9df2f702c7c.