Handle NoType in TypeComparer.disjointnessBoundary #34091

Job	Run time
test	57m 30s
test_non_bootstrapped	0s
test_windows_fast	32m 36s
test_scala2_library_tasty	0s
MiMa	13m 5s
test_windows_full	0s
community_build_a	50m 2s
community_build_b	1h 22m 48s
build-msi-package	0s
community_build_c	1h 4m 18s
test_java8	0s
test_sbt	18m 46s
build-sdk-package / build	7m 33s
test-msi-package	0s
build-chocolatey-package / build	29s
test-chocolatey-package	0s
publish_nightly	0s
publish_release	0s
nightly_documentation	0s
open_issue_on_failure	0s
	5h 27m 7s

Provide feedback