Fix some whitespace issues in t/argument-check.t

t/argument-check.t

@@ -72,7 +72,7 @@ sub parseConfigFile
 
     open( FILE, "<", $file ) or die "Cannot read file '$file' - $!";
 
-    my $line       = ""; 
+    my $line       = "";
 
     while (defined($line = <FILE>) )
     {
@@ -106,7 +106,7 @@ sub parseConfigFile
             $key =~ s/\s+$//;
             $val =~ s/^\s+//;
             $val =~ s/\s+$//;
-            
+
             next if ( $key =~ /--/ );
 
             # Store value.
@@ -120,8 +120,6 @@ sub parseConfigFile
 }
 
 
-
-
 =head2 readFile
 
   Read a named file and return an array of its contents.