Configuration editor: State more precisely description of shader setting

Author: gizmo98

scriptmodules/supplementary/configedit.sh

@@ -276,7 +276,7 @@ function advanced_configedit() {
         'Smoothens picture with bilinear filtering. Should be disabled if using pixel shaders.'
         'Aspect ratio to use (default unset - will use core aspect if video_aspect_ratio_auto is true)'
         'Load video_shader on startup. Other shaders can still be loaded later in runtime.'
-        'Video shader to use (default none)'
+        'Video shader to use. Video driver gl supports *.glslp shader presets. Video drivers glcore and vulkan support *.slangp shader presets. (default none)'
         'Load input overlay on startup. Other overlays can still be loaded later in runtime.'
         'Input overlay to use (default none)'
         'Audio driver to use (default is alsathread)'