KMSCube: show debug log in stdout

Print debug log to stdout. This helps debugging issues when running
tests in LAVA as the debug log is saved to the LAVA job log.

Signed-off-by: Milosz Wasilewski <milosz.wasilewski@oss.qualcomm.com>

Author: mwasilew

Runner/suites/Multimedia/Graphics/KMSCube/run.sh

@@ -77,6 +77,7 @@ log_info "Running kmscube with --count=${FRAME_COUNT} ..."
 if kmscube --count="${FRAME_COUNT}" >"$LOG_FILE" 2>&1; then :; else
     rc=$?
     log_fail "$TESTNAME : Execution failed (rc=$rc) — see $LOG_FILE"
+    cat "$LOG_FILE"
     echo "$TESTNAME FAIL" >"$RES_FILE"
     if [ "$weston_was_running" -eq 1 ]; then
         log_info "Restarting Weston after failure"