Correct the directory name from 'examples' to 'example' in readme.
Signed-off-by: Liao Pingfang <liao.pingfang@zte.com.cn>
Co-authored-by: Liao Pingfang <liao.pingfang@zte.com.cn>
Building your own filesystem
------------------------------
-FUSE comes with several example file systems in the `examples`
+FUSE comes with several example file systems in the `example`
directory. For example, the *passthrough* examples mirror the contents
of the root directory under the mountpoint. Start from there and adapt
the code!