fixup

README.md

@@ -16,14 +16,14 @@
 </div>
 <br>
 
-<h1>
+<h1 title="vim-plug">
   <picture>
     <source media="(prefers-color-scheme: dark)" srcset="./plug-dark.png">
     <img src="./plug.png" height="75" alt="vim-plug">
   </picture>
   <a href="https://github.com/junegunn/vim-plug/actions/workflows/test.yml?query=branch%3Amaster">
     <img src="https://img.shields.io/github/actions/workflow/status/junegunn/vim-plug/test.yml?branch=master">
-  </a>  
+  </a>
 </h1>
 
 A minimalist Vim plugin manager.