test

feat: add `MapDerivedType` for existing target type mapping #2279

Job	Run time
package	41s
sample	15s
test	1m 9s
validate-package	1m 1s
integration-test-net-framework	1m 12s
integration-test (8.0)	39s
integration-test (7.0)	32s
integration-test (6.0)	27s
	5m 56s

Provide feedback