qdevice gitignore: Add testsuite results

Signed-off-by: Jan Friesse <jfriesse@redhat.com>

(cherry picked from corosync-qdevice project commit
 2c3d881b9c8c4d7aeccf10fba016b648fc53c904)

qdevices/.gitignore

@@ -4,4 +4,8 @@ corosync-qnetd-certutil
 corosync-qdevice-net-certutil
 corosync-qnetd
 corosync-qnetd-tool
+
+# Testsuite results
 *.test
+*.log
+*.trs