doc: add missing space in readme (#1202)

looshch · web-flow · commit 62e6f4da1e62 · 2022-04-26T21:08:07.000+02:00
diff --git a/README.md b/README.md
@@ -228,7 +228,7 @@ require'nvim-tree'.setup { -- BEGIN_DEFAULT_OPTS
 } -- END_DEFAULT_OPTS
 ```
 
-## KeyBindings
+## Key Bindings
 
 ### Default actions
 
