new targeting sorting tools removes newline from prolog

There was a defect with the new targeting sorting tools where newer
versions of xsltproc wouldn't handle the prolog correctly on some
systems. This commit resolves the issue.

Change-Id: I95ffe09ef865954add1afe4c75c441cecd595221
CQ:SW447229
CMVC-Prereq: 1067370
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/67073
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins OP Build CI <op-jenkins+hostboot@us.ibm.com>
Reviewed-by: Zane C. Shelley <zshelle@us.ibm.com>
Tested-by: Jenkins OP HW <op-hw-jenkins+hostboot@us.ibm.com>
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Reviewed-by: Ilya Smirnov <ismirno@us.ibm.com>
Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>

src/build/tools/insert_newlines.xsl

@@ -23,7 +23,7 @@
 <!--                                                                        -->
 <!-- IBM_PROLOG_END_TAG                                                     -->
 <xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
-    <xsl:output method="xml" indent="no" omit-xml-declaration="yes"/>
+    <xsl:output method="xml" indent="yes" omit-xml-declaration="yes"/>
 
     <!-- Copy everything from the source file to the destination as it is but
          add newlines if the current match is a child element of the root node.