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

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https://hg.mozilla.org/integration/gaia-central/rev/05cef0e1f2eb
Author: Min-Zhong "John" Lu <jlu@mozilla.com>
Desc: Merge pull request #23136 from mnjul/bug_1056514_keyboard_symbols_font

Bug 1056514 - Make Keyboard-Symbols font file a system font file and cached. r=timdream,alivedise,yuren. f=mwu

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https://hg.mozilla.org/integration/gaia-central/rev/69e224487e6b
Author: John Lu [:mnjul] <jlu@mozilla.com>
Desc: Bug 1056514 - Make Keyboard-Symbols font file a system font file and cached
Bumping manifests a=b2g-bump