MDCMigration: 2 dialog style changes #10930

Job	Run time
lint-frontend	1m 58s
lint-python-flake8 (3.9)	22s
build-data-server-pip (native, ubuntu-22.04, 1.65.0)	2m 39s
lint-python-flake8 (3.10)	33s
lint-misc	21s
build-data-server-pip (native, macos-12, 1.65.0)	3m 48s
build-data-server-pip (universal, ubuntu-22.04, 1.65.0)	16s
lint-python-flake8 (3.11)	24s
lint-python-yaml-docs	35s
lint-rust (1.65.0, 0.16.1)	41s
build (tf, 3.9)	51m 52s
build (notf, 3.9)	45m 43s
	1h 49m 12s

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