fix: don't run twice for last match

Author: gegoune

scripts/generate_colors.lua

@@ -80,13 +80,13 @@ end
 local function iterate_colors(proc)
   -- move to first line
   vim.cmd ":1"
-  local cursor
+  local cursor = fn.search "\\scolor ="
   -- fn.search will return 0 when no more matches are found with falsy `wrapscan`
   while cursor ~= 0 do
-    cursor = fn.search "\\scolor ="
     local rrggbb = vim.api.nvim_get_current_line():match '"(#%x%x%x%x%x%x)"'
     proc(rrggbb)
     vim.cmd "normal! $"
+    cursor = fn.search "\\scolor ="
   end
 end