ayu_evolve theme: remove variable.other.member (#6028)

Passed it on as ok in the initial PR because the wrong runtime directory
was being sourced on my system. It makes the all variable members horribly
dark.

runtime/themes/ayu_evolve.toml

@@ -3,7 +3,6 @@ inherits = 'ayu_dark'
 "keyword.control" = "orange"
 "keyword.storage" = "yellow"
 "keyword.storage.modifier" = "magenta"
-"variable.other.member" = "gray"
 "variable" = "light_gray"
 "constructor" = "magenta"
 "type.builtin" = { fg = "blue", modifiers = ["italic"] }