fix: Drop copied parent refinements before generating bytecode #32866

Job	Run time
test	54m 29s
test_non_bootstrapped	0s
test_scala2_library_tasty	0s
test_windows_fast	51m 46s
MiMa	11m 47s
test_windows_full	0s
community_build_a	53m 10s
community_build_b	1h 27m 6s
community_build_c	1h 7m 27s
test_sbt	18m 38s
test_java8	0s
build-msi-package	0s
build-sdk-package / build	7m 50s
build-chocolatey-package / build	24s
test-chocolatey-package	0s
publish_nightly	0s
publish_release	0s
nightly_documentation	0s
open_issue_on_failure	0s
	5h 52m 37s

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