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

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https://hg.mozilla.org/integration/gaia-central/rev/133dbad8b5da
Author: Jose M. Cantera <jmcanterafonseca@gmail.com>
Desc: Merge pull request #23941 from jmcanterafonseca/fix_custom_tag

Bug 1062814 - [Contact][Refresh follow up] Label menu button are not in ...

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https://hg.mozilla.org/integration/gaia-central/rev/4e270cb6c4c9
Author: Jose M. Cantera <jmcanterafonseca@gmail.com>
Desc: Bug 1062814 - [Contact][Refresh follow up] Label menu button are not in the right position and size
Bumping manifests a=b2g-bump