Copter: 4.4.3 release notes #3

Job	Run time
build (base)	2m 34s
build (clang)	2m 59s
build-gcc-heli	2m 23s
autotest (sitltest-copter-tests1a)	11m 3s
autotest (sitltest-copter-tests1b)	12m 57s
autotest (sitltest-copter-tests1c)	12m 22s
autotest (sitltest-copter-tests1d)	11m 4s
autotest (sitltest-copter-tests1e)	13m 13s
autotest (sitltest-copter-tests2a)	13m 27s
autotest (sitltest-copter-tests2b)	22m 54s
autotest-heli (sitltest-heli)	10m 37s
	1h 55m 33s

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