[netcore] Add missing 'prepare' dependency to run-tests-corefx

Commit migrated from https://github.com/mono/mono/commit/2152f0a16d68021fa28a997806992ad59fd0c7e7

diff --git a/src/mono/netcore/Makefile b/src/mono/netcore/Makefile
index 78b1bdd..6aceca8 100644 (file)
--- a/src/mono/netcore/Makefile
+++ b/src/mono/netcore/Makefile
@@ -184,7 +184,7 @@ corefx/.stamp-dl-corefx-tests-$(NETCORETESTS_VERSION):
 # Running individual test: MONO_ENV_OPTIONS="--debug" make run-tests-corefx-System.Collections.Tests
 #
 
-run-tests-corefx: update-tests-corefx
+run-tests-corefx: prepare update-tests-corefx
        @rm -f .failures; \
        counter=0; \
        tests_count=$(words $(dir $(wildcard corefx/tests/extracted/*/))); \