selftests/user_events: Reenable build

The user_events selftests were removed from the standard set of
selftests due to the uapi header it relies on having been temporarily
removed.  That header is now reinstated so we can reenable the tests.
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>

tools/testing/selftests/Makefile

@@ -89,6 +89,7 @@ TARGETS += tmpfs
 TARGETS += tpm2
 TARGETS += tty
 TARGETS += user
+TARGETS += user_events
 TARGETS += vDSO
 TARGETS += mm
 TARGETS += x86

tools/testing/selftests/user_events/Makefile

@@ -2,14 +2,6 @@
 CFLAGS += -Wl,-no-as-needed -Wall $(KHDR_INCLUDES)
 LDLIBS += -lrt -lpthread -lm
 
-# Note:
-# This test depends on <linux/user_events.h> exported in uapi
-# The following commit removed user_events.h out of uapi:
-# commit 5cfff569cab8bf544bab62c911c5d6efd5af5e05
-# tracing: Move user_events.h temporarily out of include/uapi
-# This test will not compile until user_events.h is added
-# back to uapi.
-
 TEST_GEN_PROGS = ftrace_test dyn_test perf_test abi_test
 
 TEST_FILES := settings