DDS: add guided path external control and implement for plane #40339

Job	Run time
build (base)	8m 34s
build (clang)	4m 38s
autotest (sitltest-rover)	17m 27s
autotest (sitltest-sailboat)	2m 47s
autotest (sitltest-balancebot)	7m 58s
	41m 24s

Provide feedback