These tests take too long to run for our default output timeout in ptest-runner (450s).
We could change that to 900s but it is a global setting so skip these tests for
now. Ideally tests.serial would have occasional output when running to show activity.

Upstream-Status: Inappropriate [workaround for slow tests]
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

Index: lttng-tools-2.14.0/tests/regression/Makefile.am
===================================================================
--- lttng-tools-2.14.0.orig/tests/regression/Makefile.am
+++ lttng-tools-2.14.0/tests/regression/Makefile.am
@@ -26,7 +26,6 @@ SERIAL_TESTS = tools/base-path/test_ust
 	tools/tracefile-limits/test_tracefile_count \
 	tools/tracefile-limits/test_tracefile_size \
 	tools/exclusion/test_exclusion \
-	tools/snapshots/test_kernel \
 	tools/snapshots/test_ust_fast \
 	tools/snapshots/test_ust_streaming \
 	tools/snapshots/test_kernel_streaming \
@@ -47,8 +46,6 @@ SERIAL_TESTS = tools/base-path/test_ust
 	tools/rotation/test_schedule_api \
 	tools/metadata/test_kernel \
 	tools/working-directory/test_relayd_working_directory \
-	tools/clear/test_ust \
-	tools/clear/test_kernel \
 	tools/clear/test_live_hang.py \
 	tools/tracker/test_event_tracker \
 	tools/trigger/start-stop/test_start_stop \