Revert pattern matching improvements introducing regressions in 3.6.0 #32758

Job	Run time
test_non_bootstrapped	0s
test	53m 11s
test_scala2_library_tasty	0s
test_windows_fast	53m 39s
community_build_a	59m 40s
MiMa	13m 2s
test_windows_full	0s
community_build_b	1h 23m 13s
community_build_c	1h 5m 43s
test_sbt	18m 58s
build-msi-package	0s
test_java8	0s
build-sdk-package / build	8m 24s
build-chocolatey-package / build	25s
test-chocolatey-package	0s
publish_nightly	0s
publish_release	0s
nightly_documentation	0s
open_issue_on_failure	0s
	5h 56m 15s

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