vscode debug and ekf2 replay improvements

- create new px4_sitl_replay config specifically for replay
 - ekf2 replay don't launch gazebo
 - add px4_sitl_test cmake variant
 - px4_sitl_test bring into sync with px4_sitl_default
 - vscode replace hard coded build path with cmake setting

boards/px4/sitl/replay.cmake

@@ -0,0 +1,25 @@
+
+px4_add_board(
+	PLATFORM posix
+	VENDOR px4
+	MODEL sitl
+	LABEL replay
+	MODULES
+		ekf2
+		logger
+		replay
+	SYSTEMCMDS
+		param
+		perf
+		reboot
+		shutdown
+		topic_listener
+		ver
+		work_queue
+	)
+
+message(STATUS "Building with uorb publisher rules support")
+add_definitions(-DORB_USE_PUBLISHER_RULES)
+
+message(STATUS "Building without lockstep for replay")
+set(ENABLE_LOCKSTEP_SCHEDULER no)