moved themes to themes dir

lua/themes/gruvbox_flat.lua

@@ -0,0 +1,19 @@
+return {
+  'eddyekofo94/gruvbox-flat.nvim',
+  priority = 1000,
+  config = function()
+    local colors = require('gruvbox.colors')
+    vim.g.gruvbox_flat_style = 'dark'
+    vim.g.gruvbox_colors = {
+      bg_search = 'purple',
+      fg_search = 'black',
+    }
+    vim.g.gruvbox_theme = {
+      Pmenu = { bg = 'bg_visual' },
+      NormalFloat = { bg = 'bg_visual' }
+    }
+    vim.g.gruvbox_dark_float = false
+    vim.cmd('colorscheme gruvbox-flat')
+  end,
+  enabled = false
+}