Remove neovim from management

.gitmodules

@@ -1,6 +1,3 @@
 [submodule "roles/ansible-role-oh-my-zsh"]
 	path = roles/ansible-role-oh-my-zsh
 	url = https://github.com/gantsign/ansible-role-oh-my-zsh.git
-[submodule "roles/ansible-role-neovim"]
-	path = roles/ansible-role-neovim
-	url = https://github.com/gikeymarcia/ansible-role-neovim.git