Apply suggestion from @sy-records

Author: sy-records

README.md

@@ -101,8 +101,8 @@ docsify serve [path] [--open false] [--port 3000]
 - `--host` option:
   - Shorthand: `-H`
   - Type: string
-  - Default: `"localhost"`
-  - Description: Choose a host to bind to, defaults to `"localhost"`.
+  - Default: `localhost`
+  - Description: Choose a host to bind to, defaults to `localhost`.
 
 ### `generate` command