fix OTHERPKGS processing to remove leading blanks

git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@6230 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd

xCAT-server/lib/perl/xCAT/Postage.pm

@@ -312,6 +312,7 @@ sub makescript {
 	  while (readline(FILE1)) {
 	      chomp($_); #remove newline
 	      s/\s+$//;  #remove trailing spaces
+              s/^\s*//;  #remove leading blanks
 	      next if /^\s*$/; #-- skip empty lines
 	      next if ( /^\s*#/ && 
                         !/^\s*#INCLUDE:[^#^\n]+#/ &&