Explicitly set `standalone` for all Angular directives #11683

Job	Run time
lint-frontend	1m 20s
lint-misc	16s
lint-python-flake8 (3.9)	15s
build-data-server-pip (native, ubuntu-20.04, 1.65.0)	1m 10s
lint-python-yaml-docs	22s
lint-python-flake8 (3.10)	19s
build-data-server-pip (native, macos-12, 1.65.0)	1m 40s
lint-rust (1.65.0, 0.16.1)	38s
lint-python-flake8 (3.11)	12s
build-data-server-pip (universal, ubuntu-20.04, 1.65.0)	13s
build (tf, 3.9)	11m 38s
build (notf, 3.9)	8m 5s
	26m 8s

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