switched to lazy.nvim and clean up a bit

lua/config/theme.lua

@@ -6,14 +6,14 @@ local gbhl = function(name, color)
 end
 
 -- highlight extra white space with red
-hl('ExtraWhitespace', { ctermbg = 'red', bg = '#ff8888' })
+hl("ExtraWhitespace", { ctermbg = "red", bg = "#ff8888" })
 vim.cmd [[match ExtraWhitespace /\s\+$/]]
 
 -- make background transparent
-gbhl('Normal', 'none')
-gbhl('EndOfBuffer', 'none')
-gbhl('SignColumn', 'none')
-gbhl('NeoTreeNormal', 'none')
-gbhl('NeoTreeNormalNC', 'none')
-gbhl('NeoTreeEndOfBuffer', 'none')
+gbhl("Normal", "none")
+gbhl("EndOfBuffer", "none")
+gbhl("SignColumn", "none")
+gbhl("NeoTreeNormal", "none")
+gbhl("NeoTreeNormalNC", "none")
+gbhl("NeoTreeEndOfBuffer", "none")