Fix -h exit status for Omnibus

msfbinscan

@@ -121,7 +121,7 @@ end
 
 opt.on_tail("-h", "--help", "Show this message") do
   $stderr.puts opt
-  exit(1)
+  exit
 end
 
 begin

msfelfscan

@@ -91,7 +91,7 @@ end
 
 opt.on_tail("-h", "--help", "Show this message") do
   puts opt
-  exit(1)
+  exit
 end
 
 begin

msfmachscan

@@ -78,7 +78,7 @@ end
 
 opt.on_tail("-h", "--help", "Show this message") do
   puts opt
-  exit(1)
+  exit
 end
 
 begin

msfpescan

@@ -132,7 +132,7 @@ end
 
 opt.on_tail("-h", "--help", "Show this message") do
   puts opt
-  exit(1)
+  exit
 end
 
 begin

msfrop

@@ -64,7 +64,7 @@ end
 
 opt.on_tail('-h', '--help', 'Show this message') do
   puts opt
-  exit(1)
+  exit
 end
 
 begin