feat: Parse sphinx parameter types as Expr expressions #936

Job	Run time
quality	1m 23s
exclude-test-jobs	3s
tests (ubuntu-latest, 3.9, lowest-direct)	26s
tests (ubuntu-latest, 3.9, highest)	22s
tests (ubuntu-latest, 3.13, lowest-direct)	17s
tests (ubuntu-latest, 3.10, highest)	26s
tests (ubuntu-latest, 3.11, highest)	32s
tests (ubuntu-latest, 3.13, highest)	28s
tests (ubuntu-latest, 3.14, lowest-direct)	26s
tests (ubuntu-latest, 3.14, highest)	46s
tests (ubuntu-latest, 3.12, lowest-direct)	32s
tests (macos-latest, 3.9, highest)	43s
tests (ubuntu-latest, 3.10, lowest-direct)	30s
tests (macos-latest, 3.13, highest)	28s
tests (macos-latest, 3.12, highest)	27s
tests (ubuntu-latest, 3.12, highest)	29s
tests (ubuntu-latest, 3.11, lowest-direct)	33s
tests (macos-latest, 3.11, highest)	27s
tests (macos-latest, 3.10, highest)	46s
tests (windows-latest, 3.14, highest)	2m 23s
tests (macos-latest, 3.14, highest)	46s
tests (windows-latest, 3.13, highest)	1m 7s
tests (windows-latest, 3.10, highest)	52s
tests (windows-latest, 3.9, highest)	55s
tests (windows-latest, 3.12, highest)	43s
tests (windows-latest, 3.11, highest)	59s
	17m 49s

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