Fix punctuation and missing comma

Author: wvu

modules/exploits/windows/antivirus/symantec_workspace_streaming_exec.rb

@@ -23,8 +23,8 @@ def initialize(info = {})
         This module abuses the auto deploy feature in the JBoss as_ste.exe instance in order
         to achieve remote code execution. This module has been tested successfully on Symantec
         Workspace Streaming 6.1 SP8 and Windows 2003 SP2, and reported to affect 7.5.0.x. 
-        Abused services listen on a single machine deployment, and also in the backend role in
-        a multiple machine deployment.
+        Abused services listen on a single-machine deployment and also in the backend role in
+        a multiple-machine deployment.
       },
       'Author'       =>
         [
@@ -36,7 +36,7 @@ def initialize(info = {})
         [
           ['CVE', '2014-1649'],
           ['BID', '67189'],
-          ['OSVDB', '106923']
+          ['OSVDB', '106923'],
           ['ZDI', '14-127'],
           ['URL', 'http://www.symantec.com/security_response/securityupdates/detail.jsp?fid=security_advisory&pvid=security_advisory&year=&suid=20140512_00']
         ],