[3.12] Fix typo in XMLParser doc (GH-124129) (#124281) #125790

Job	Run time
Change detection / Compute changed files	9s
Check if the ABI has changed	1m 29s
Check if generated files are up to date	2m 53s
Docs	0s
Address sanitizer	7m 48s
Ubuntu SSL tests with OpenSSL (3.0.15)	2m 6s
Ubuntu SSL tests with OpenSSL (3.1.7)	1m 53s
Windows MSI${{ '' }}	0s
Ubuntu SSL tests with OpenSSL (3.2.3)	2m 17s
Ubuntu SSL tests with OpenSSL (3.3.2)	2m 4s
Hypothesis tests on Ubuntu	4m 26s
Thread sanitizer / Thread sanitizer	3m 23s
macOS / build and test (ghcr.io/cirruslabs/macos-runner:sonoma)	7m 0s
macOS / build and test (macos-13)	12m 7s
Ubuntu / build and test	7m 18s
Windows / build (arm64)	3m 12s
Windows / build and test (Win32)	15m 1s
Windows / build and test (x64)	15m 29s
All required checks pass	1s
	1h 28m 36s

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