Bump pyright from 1.1.392.post0 to 1.1.403 #7862

Job	Run time
static	4m 23s
Docs Checks	49s
DocTest	52s
CPython pypy-3.10-ubuntu-latest	10m 28s
CPython 3.9-ubuntu-latest	9m 2s
CPython 3.13t-ubuntu-latest	9m 12s
Typing Tests (3.11)	1m 5s
Typing Tests (3.9)	1m 14s
Link Check	3m 41s
CPython 3.13-ubuntu-latest	8m 55s
Test async's minimum dependencies and Python	36s
Make an sdist	14s
Test using minimum dependencies and supported Python	32s
Install from SDist and Test	42s
	51m 45s

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