Fix #14826 valueflow: forward lifetimes through array and member subo… #950

Job	Run time
build (tsan, -DANALYZE_THREAD=On, false, thread, false, --executor=thread --error-exitcode=0)	11m 20s
build (ubsan, -DANALYZE_UNDEFINED=On, true, process, true)	38m 32s
build (asan, -DANALYZE_ADDRESS=On, true, process, false)	13m 46s
	1h 3m 38s

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