Update README with Lazy config

Add minimal config to install via Lazy.vim

README.markdown

@@ -94,6 +94,14 @@ support:
     git clone https://tpope.io/vim/fugitive.git
     vim -u NONE -c "helptags fugitive/doc" -c q
 
+### Using Lazy
+
+**Minimal Example for Lazy:**
+
+```lua
+{ "tpope/vim-fugitive" }
+```
+
 ## FAQ
 
 > What happened to the dispatch.vim backed asynchronous `:Gpush` and