Update _split_one_line and remove whitespace parameter #570

Job	Run time
Test interfaces to databases and applications	5m 31s
Build source distribution	27s
Check code style	11s
Generate wheels matrix	12s
Build & Test (cp310-manylinux_x86_64, ubuntu-latest)	5m 12s
Build & Test (cp311-manylinux_x86_64, ubuntu-latest)	5m 11s
Build & Test (cp312-manylinux_x86_64, ubuntu-latest)	5m 9s
Build & Test (cp313-manylinux_x86_64, ubuntu-latest)	5m 9s
Build & Test (cp310-macosx_x86_64, macos-latest)	5m 11s
Build & Test (cp310-macosx_arm64, macos-latest)	2m 37s
Build & Test (cp311-macosx_x86_64, macos-latest)	5m 11s
Build & Test (cp311-macosx_arm64, macos-latest)	2m 28s
Build & Test (cp312-macosx_x86_64, macos-latest)	2m 36s
Build & Test (cp312-macosx_arm64, macos-latest)	2m 29s
Build & Test (cp313-macosx_x86_64, macos-latest)	2m 34s
Build & Test (cp313-macosx_arm64, macos-latest)	2m 26s
Build & Test (cp310-win_amd64, windows-latest)	4m 58s
Build & Test (cp311-win_amd64, windows-latest)	4m 57s
Build & Test (cp312-win_amd64, windows-latest)	4m 59s
Build & Test (cp313-win_amd64, windows-latest)	4m 58s
Test interface to Muscle 5	1s
Run benchmarks	1s
Compile the CCD subset for structure.info from the wwPDB CCD	1s
Build documentation	1s
Upload documentation to GitHub Releases	1s
Upload package to GitHub Releases & PyPI	1s
	1h 12m 32s

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