[trac1687][master] include the docbook xml files for the dhcp man pages in the dist tarball

src/bin/dhcp4/Makefile.am

@@ -15,7 +15,7 @@ pkglibexecdir = $(libexecdir)/@PACKAGE@
 CLEANFILES = spec_config.h
 
 man_MANS = b10-dhcp4.8
-EXTRA_DIST = $(man_MANS) dhcp4.spec
+EXTRA_DIST = $(man_MANS) b10-dhcp4.xml dhcp4.spec
 
 if ENABLE_MAN
 

src/bin/dhcp6/Makefile.am

@@ -17,7 +17,7 @@ pkglibexecdir = $(libexecdir)/@PACKAGE@
 CLEANFILES = *.gcno *.gcda spec_config.h
 
 man_MANS = b10-dhcp6.8
-EXTRA_DIST = $(man_MANS) dhcp6.spec interfaces.txt
+EXTRA_DIST = $(man_MANS) b10-dhcp6.xml dhcp6.spec interfaces.txt
 
 if ENABLE_MAN