Spelling and RTD build fixes for latest update of typos and sphinx_rtd_theme #1129

Job	Run time
Check Spelling	15s
Code formatting (Black)	24s
Build docs	1m 34s
pylint (py3.8)	2m 34s
pylint (py3.9)	2m 58s
pylint (py3.10)	2m 48s
pytest (py3.8/linux)	8m 47s
pylint (py3.11)	2m 58s
pytest (py3.8/win64)	16m 8s
pylint (py3.12)	2m 53s
pytest (py3.8/macos-x86_64)	19m 46s
pytest (py3.8/macos)	6m 53s
pytest (py3.9/linux)	8m 23s
pytest (py3.9/win64)	15m 7s
pytest (py3.9/macos-x86_64)	15m 4s
pytest (py3.9/macos)	7m 16s
pytest (py3.10/linux)	12m 55s
pytest (py3.10/win64)	20m 8s
pytest (py3.10/macos-x86_64)	21m 43s
pytest (py3.10/macos)	8m 41s
pytest (py3.11/linux)	10m 15s
pytest (py3.11/win64)	22m 20s
pytest (py3.11/macos-x86_64)	17m 1s
pytest (py3.11/macos)	8m 23s
pytest (py3.12/linux)	8m 44s
pytest (py3.12/win64)	15m 33s
pytest (py3.12/macos-x86_64)	13m 30s
pytest (py3.12/macos)	9m 54s
Upload coverage report (Codecov)	19s
	4h 43m 14s

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