Fix lint for common

pages/common/chown.md

@@ -7,7 +7,7 @@
 `chown {{user}} {{path/to/file}}`
 
 - change the user and group of a file
- 
+
 `chown {{user}}:{{group}} {{path/to/file}}`
 
 - recursively change the owner of an entire folder
@@ -15,7 +15,7 @@
 `chown -R {{user}} {{path/to/folder}}`
 
 - change the owner of a symbolic link
- 
+
 `chown -h {{user}} {{path/to/symlink}}`
 
 - use the owner and group of a reference file and apply those values to another file