Fixes regression for issue #5548: Avoid attempting to convert dtypes … #2

Job	Run time
lint-misc	11s
lint-python-flake8 (3.9)	13s
lint-frontend	1m 16s
build-data-server-pip (native, ubuntu-20.04, 1.65.0)	4m 30s
lint-python-flake8 (3.10)	12s
build-data-server-pip (native, macos-12, 1.65.0)	5m 46s
lint-python-flake8 (3.11)	13s
lint-python-yaml-docs	21s
lint-rust (1.65.0, 0.16.1)	4m 57s
build-data-server-pip (universal, ubuntu-20.04, 1.65.0)	6s
build (tf, 3.9)	10m 32s
build (notf, 3.9)	6m 53s
	35m 10s

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