Fix lint for common

pages/common/alias.md

@@ -1,6 +1,6 @@
 # alias
 
-> Creates an alias for a word when used 
+> Creates an alias for a word when used
 > as the first word of a command
 
 - creating a generic alias
@@ -21,4 +21,4 @@
 
 - overriding la as ls -a
 
-`alias {{la}}="{{ls -a}}"`
+`alias {{la}}="{{ls -a}}"`