move parameter unittest into systemcmds

src/systemcmds/tests/CMakeLists.txt

@@ -34,16 +34,16 @@
 set(srcs
 	test_adc.c
 	test_autodeclination.cpp
-	test_dataman.c
-	test_hysteresis.cpp
 	test_bson.c
 	test_conv.cpp
+	test_dataman.c
 	test_file.c
 	test_file2.c
 	test_float.cpp
 	test_gpio.c
 	test_hott_telemetry.c
 	test_hrt.c
+	test_hysteresis.cpp
 	test_int.cpp
 	test_jig_voltages.c
 	test_led.c
@@ -52,6 +52,7 @@ set(srcs
 	test_mixer.cpp
 	test_mount.c
 	test_param.c
+	test_parameters.cpp
 	test_perf.c
 	test_ppm_loopback.c
 	test_rc.c