Work around some mgr:forward accounting/reporting bugs (#1969) #279

Job	Run time
CodeQL-tests	35m 16s
functionality-tests	18m 28s
build-tests(ubuntu-22.04,gcc,default)	5m 30s
source-maintenance-tests	2m 43s
build-tests(ubuntu-22.04,gcc,minimal)	4m 4s
build-tests(ubuntu-22.04,gcc,maximus)	5m 51s
build-tests(ubuntu-22.04,clang,default)	6m 34s
build-tests(ubuntu-22.04,clang,minimal)	5m 4s
build-tests(ubuntu-22.04,clang,maximus)	6m 49s
	1h 30m 19s

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