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

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

diff -Nura bind-9.9.4-P2.orig/bin/Makefile.in bind-9.9.4-P2/bin/Makefile.in
--- bind-9.9.4-P2.orig/bin/Makefile.in	2013-12-19 21:28:28.000000000 -0300
+++ bind-9.9.4-P2/bin/Makefile.in	2014-01-17 11:41:25.378784210 -0300
@@ -19,7 +19,7 @@
 VPATH =		@srcdir@
 top_srcdir =	@top_srcdir@
 
-SUBDIRS =	named rndc dig dnssec tools tests nsupdate \
+SUBDIRS =	named rndc dig dnssec tools nsupdate \
 		check confgen @PYTHON_TOOLS@ @PKCS11_TOOLS@
 TARGETS =
 
diff -Nura bind-9.9.4-P2.orig/lib/Makefile.in bind-9.9.4-P2/lib/Makefile.in
--- bind-9.9.4-P2.orig/lib/Makefile.in	2013-12-19 21:28:28.000000000 -0300
+++ bind-9.9.4-P2/lib/Makefile.in	2014-01-17 11:41:30.489954861 -0300
@@ -23,7 +23,7 @@
 # Attempt to disable parallel processing.
 .NOTPARALLEL:
 .NO_PARALLEL:
-SUBDIRS =	isc isccc dns isccfg bind9 lwres tests
+SUBDIRS =	isc isccc dns isccfg bind9 lwres
 TARGETS =
 
 @BIND9_MAKE_RULES@