Disable tests to avoid cross-compilation issues (tries to run genrandom).

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>

diff -Nura bind-9.6-ESV-R9-P1.orig/bin/Makefile.in bind-9.6-ESV-R9-P1/bin/Makefile.in
--- bind-9.6-ESV-R9-P1.orig/bin/Makefile.in	2013-06-04 15:30:48.000000000 -0300
+++ bind-9.6-ESV-R9-P1/bin/Makefile.in	2013-07-19 15:32:19.018287733 -0300
@@ -19,7 +19,7 @@
 VPATH =		@srcdir@
 top_srcdir =	@top_srcdir@

-SUBDIRS =	named rndc dig dnssec tests nsupdate check
+SUBDIRS =	named rndc dig dnssec nsupdate check
 TARGETS =

 @BIND9_MAKE_RULES@