Make the Open Project Folder button more visible in the project manager
Make the Open Project Folder button more visible in the project manager

This closes https://github.com/godotengine/godot-proposals/issues/619.

(cherry picked from commit 04cbfbe6b2745221c946fbd791b79ac933b859ec)

ex/godot,ex/godot,ex/godot,ex/godot,ex/godot,ex/godot,ex/godot,ex/godot