don't require root privileges when running the tests

Change-Id: Ib67bf1a898e3c1e4038698f1cb068ae9099d7921
Signed-off-by: Klement Sekera <ksekera@cisco.com>
diff --git a/Makefile b/Makefile
index 912ad1a..3db644e 100644
--- a/Makefile
+++ b/Makefile
@@ -189,7 +189,7 @@
 	$(call make,$(PLATFORM)_debug,vpp-api-install)
 
 define test
-	@sudo make -C test \
+	@make -C test \
 	  VPP_TEST_BIN=$(BR)/install-$(1)-native/vpp/bin/vpp \
 	  VPP_TEST_API_TEST_BIN=$(BR)/install-$(1)-native/vpp-api-test/bin/vpp_api_test \
 	  V=$(V) TEST=$(TEST)