Incorrect English text when submitting plugin for approval

[casiepa]

This text does not seem correct:

After your plugin is <a href="%s">manually reviewed</a>, you will either be approved or emailed and asked to provide more information and/or make corrections.

Proposal to change to

After your plugin is <a href="%s">manually reviewed</a>, it will either be approved or you will be emailed and asked to provide more information and/or make corrections.

https://meta.trac.wordpress.org/browser/sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-plugins/page-developers.php?marks=45#L45

[obenland]

In 4463:

Improve feedback text to be more specific.

Also fixes some whitespace issues.

Props casiepa.
Fixes #2263.