Bump pyright from 1.1.383 to 1.1.391 in /deps #1957

Job	Run time
test-on-windows	1m 47s
pyright-scan-docs	2m 12s
tests (3.9)	1m 20s
coverage	2m 11s
tests (3.10)	1m 24s
tests (3.11)	1m 16s
check-repo-format	14s
python-38	1m 38s
tests (3.12)	1m 32s
run-mypy	17s
run-pyright	24s
smoke-test-pydantic-v2	1m 30s
test-against-pre-releases-of-dependencies	1m 29s
test-docs-builds	41s
test-minimum-dependencies	1m 24s
test-third-party	2m 16s
	21m 35s

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