Add copilot support.

init.vim

@@ -21,6 +21,7 @@ Plug 'antoyo/vim-licenses'
 Plug 'flazz/vim-colorschemes'
 Plug 'xiyaowong/transparent.nvim'
 Plug 'neoclide/coc.nvim', {'branch': 'release'}
+Plug 'github/copilot.vim', {'branch': 'release'}
 call plug#end()
 filetype plugin indent on
 " to ignore plugin indent changes, instead use:
@@ -160,3 +161,7 @@ nnoremap <leader>f :Files<CR>
 nnoremap <leader>F :tabnew<CR>:Files<CR>
 nnoremap <leader>g :GFiles<CR>
 nnoremap <leader>G :tabnew<CR>:GFiles<CR>
+
+" Copilot
+imap <silent><script><expr> <C-J> copilot#Accept("\<CR>")
+let g:copilot_no_tab_map = v:true