opensuse: OS_ID field content changed for SUSE

Change-Id: I4bb582d55b1071d3581155eb158995ca5153ba3c
Signed-off-by: Marco Varlese <marco.varlese@suse.com>
diff --git a/test/ext/Makefile b/test/ext/Makefile
index d1f3a7b..631d7ff 100644
--- a/test/ext/Makefile
+++ b/test/ext/Makefile
@@ -12,7 +12,7 @@
   -L$(VPP_TEST_INSTALL_PATH)/vpp/lib64 \
   -lvppinfra -lvlibmemoryclient -lsvm -lpthread -lcheck -lrt -lm -lvapiclient
 
-ifneq ($(filter centos opensuse,$(OS_ID)),$(OS_ID))
+ifneq ($(filter centos opensuse opensuse-tumbleweed opensuse-leap,$(OS_ID)),$(OS_ID))
 VAPI_LIBS += -lsubunit
 endif