Add DidYouMean for vim

.vimrc

@@ -9,6 +9,7 @@ Plug 'mhinz/vim-signify'
 Plug 'mhinz/vim-grepper'
 Plug 'sjl/gundo.vim'
 Plug 'ctrlpvim/ctrlp.vim'
+Plug 'EinfachToll/DidYouMean'
 
 Plug 'vim-scripts/dbext.vim', {'for': 'sql'}
 Plug 'cespare/vim-toml'