Simply removing the check for `UI_STATE_TEXT_INPUT` makes it inherit
the "List Item" User Interface theme settings. This patch changes the
default theme to match the colors of text input fields.
#### Master
{F11680556, size=full}
#### This patch
{F11680557, size=full}
All the included commmunity themes seem to work well (only Deep Grey might
need more contrast but that's a different patch).
Related reports: T92720
Reviewed By: #user_interface, Severin
Maniphest Tasks: T92720
Differential Revision: https://developer.blender.org/D13073