typos in mod docs

Author: wwebb-r7

documentation/modules/exploit/windows/local/ms16_016_webdav.md

@@ -1,6 +1,6 @@
 ## Intro
 
-This module exploits a null pointer dereference vulnerability present in the mrxdav.sys kernel driver on Windows 7 x86.  The vulnerability is described by MS16-016 and CVE-2016-0051.  The module allows the users to spawn a new payload, such as meterpreter, on the target system with elevated privileges (NT AUTHORITY\SYSTEM)
+This module exploits a null pointer dereference vulnerability present in the mrxdav.sys kernel driver on Windows 7 x86.  The vulnerability is described by MS16-016 and CVE-2016-0051.  The module allows the user to spawn a new payload, such as meterpreter, on the target system with elevated privileges (NT AUTHORITY\SYSTEM)
 
 ## Usage
 
@@ -34,4 +34,4 @@ msf exploit(ms16_016_webdav) > run
 
 meterpreter > getuid
 Server username: NT AUTHORITY\SYSTEM
-```
+```