Add SDL Window text input methods #1233

Job	Run time
mypy	29s
ruff	6s
sdist	2m 27s
parse_sdl (macos-latest, 3.2.16)	27s
parse_sdl (windows-latest, 3.2.16)	29s
test-docs	3m 25s
build (ubuntu-latest, pypy-3.10, x64)	4m 34s
build (windows-latest, 3.10, x64)	2m 44s
build (ubuntu-latest, 3.10, x64)	6m 32s
build (windows-latest, pypy-3.10, x64)	3m 27s
build (windows-latest, 3.10, x86)	3m 33s
build (windows-latest, pypy-3.10, x86)	3m 40s
build-macos (pp310-*)	4m 15s
build-macos (cp310-*_universal2)	2m 25s
pyodide	4m 10s
linux-wheels (x86_64, pp310-manylinux*)	3m 24s
linux-wheels (aarch64, pp310-manylinux*)	3m 48s
tox (ubuntu-latest)	3m 44s
linux-wheels (aarch64, cp310-manylinux*)	4m 15s
linux-wheels (x86_64, cp310-manylinux*)	4m 6s
publish	0s
	1h 2m 0s

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