BUG#12695969

Follow-up patch that adds the newly added header file to
Makefile.am noinst_HEADERS.

include/Makefile.am

@@ -34,7 +34,7 @@ noinst_HEADERS =	config-win.h config-netware.h \
 			my_aes.h my_tree.h hash.h thr_alarm.h \
 			thr_lock.h t_ctype.h violite.h my_md5.h base64.h \
 			mysql_version.h.in my_compare.h my_time.h \
-			my_user.h my_libwrap.h
+			my_user.h my_libwrap.h welcome_copyright_notice.h
 
 # Remove built files and the symlinked directories
 CLEANFILES =            $(BUILT_SOURCES) readline openssl