nvim: Make 80 character line a light gray

The blue was too distracting

Signed-off-by: Nicholas Mello <nick@nmello.dev>

nvim/init.lua

@@ -11,7 +11,7 @@ vim.opt.modeline = true   -- Search files for local settings such as nowrap
 vim.opt.laststatus = 2    -- Always show the status line at the bottom of the window
 
 vim.opt.colorcolumn = "80"
-vim.api.nvim_set_hl(0, "ColorColumn", { ctermbg = 232, bg = 232 })
+vim.api.nvim_set_hl(0, "ColorColumn", { ctermbg = 232, bg = "#808080" })
 
 vim.opt.clipboard = "unnamedplus"
 vim.wo.relativenumber = true