gh-117999: fixed small nonnegative integer powers of complex numbers #122972

Job	Run time
Change detection / Compute changed files	11s
Check if generated files are up to date	4m 57s
Ubuntu SSL tests with OpenSSL (1.1.1w)	2m 2s
Windows MSI${{ '' }}	0s
Ubuntu SSL tests with OpenSSL (3.0.13)	2m 10s
Ubuntu SSL tests with OpenSSL (3.1.5)	2m 12s
Address sanitizer	7m 10s
Ubuntu SSL tests with OpenSSL (3.2.1)	2m 6s
CIFuzz (address)	17m 19s
Hypothesis tests on Ubuntu	5m 16s
CIFuzz (undefined)	18m 16s
CIFuzz (memory)	18m 10s
Thread sanitizer / Thread sanitizer	4m 45s
Thread sanitizer (free-threading) / Thread sanitizer	7m 11s
WASI / build and test	6m 9s
Windows / build (arm64)	2m 41s
Windows (free-threading) / build (arm64)	2m 34s
Windows / build and test (Win32)	14m 56s
Windows (free-threading) / build and test (Win32)	14m 56s
Windows / build and test (x64)	14m 48s
Windows (free-threading) / build and test (x64)	14m 53s
macOS (free-threading) / build and test (ghcr.io/cirruslabs/macos-runner:sonoma)	5m 54s
macOS / build and test (ghcr.io/cirruslabs/macos-runner:sonoma)	5m 6s
Ubuntu / build and test	7m 17s
macOS / build and test (macos-13)	9m 34s
Ubuntu (free-threading) / build and test	7m 33s
Docs / Docs	1m 57s
Docs / Docs (Oldest Sphinx)	2m 2s
Docs / Doctest	16m 57s
All required checks pass	2s
	3h 39m 4s

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