Skip the "Run cmd.exe" option on silent install.

Author: mikesigs

nvm.iss

@@ -306,7 +306,7 @@ end;
 
 [Run]
 Filename: "{cmd}"; Parameters: "/C ""mklink /D ""{code:getSymLink}"" ""{code:getCurrentVersion}"""" "; Check: isNodeAlreadyInUse; Flags: runhidden;
-Filename: "{cmd}"; Parameters: "/K ""set PATH={app};%PATH% && cls && nvm"""; Flags: runasoriginaluser postinstall;
+Filename: "{cmd}"; Parameters: "/K ""set PATH={app};%PATH% && cls && nvm"""; Flags: runasoriginaluser postinstall skipifsilent;
 
 [UninstallDelete]
 Type: files; Name: "{app}\nvm.exe";