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

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https://hg.mozilla.org/integration/gaia-central/rev/0e2e335ae3d3
Author: Zac <zcampbell@mozilla.com>
Desc: Merge pull request #17029 from bebef1987/test_contacts

Bug 973269 - Intermittent TEST-UNEXPECTED-FAIL | test_edit_contact.py

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https://hg.mozilla.org/integration/gaia-central/rev/f0c34abe2e79
Author: Bebe <bebe@mozilla.ro>
Desc: Bug 973269 - Intermittent TEST-UNEXPECTED-FAIL | test_edit_contact.py test_edit_contact.TestContacts.test_edit_contacttest
Bumping manifests a=b2g-bump