Add gears as a compilation test for capture checking #34041

Job	Run time
test	56m 27s
test_non_bootstrapped	0s
test_scala2_library_tasty	0s
test_windows_fast	20m 55s
MiMa	10m 28s
community_build_a	54m 58s
test_windows_full	0s
community_build_b	1h 26m 51s
community_build_c	1h 7m 26s
test_java8	0s
test_sbt	21m 46s
build-msi-package	0s
build-sdk-package / build	8m 29s
test-msi-package	0s
build-chocolatey-package / build	25s
test-chocolatey-package	0s
publish_nightly	0s
publish_release	0s
nightly_documentation	0s
open_issue_on_failure	0s
	5h 27m 45s

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