Adjust [29806] and revert [29807] to restore placeholder and email copy order.

Avoids unnecessarily changing a (large, carefully formatted) translated string from 4.0.

fixes #21089.

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Editor: fix initial state for editor-expand when TinyMCE is disabled or not supported. Props avryl, fixes #30592.
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git-svn-id: http://core.svn.wordpress.org/trunk@30733 1a063a9b-81f0-0310-95a4-ce76da25c4cd