Update Swift Package CI to include Swift 6.1 on Linux and Windows #133

Job	Run time
Test without Docker / Linux (${{ matrix.swift_version }} - ${{ matrix.os_version }})	0s
Test without Docker / Windows (5.9 - windows-2022)	5m 57s
Test with Docker / Linux (5.9 - jammy)	29s
Test with Docker / Windows (5.9 - windows-2022)	14m 19s
Test without Docker / Windows (6.0 - windows-2022)	5m 37s
Test with Docker / Linux (5.10 - jammy)	29s
Test with Docker / Windows (6.0 - windows-2022)	17m 0s
Test without Docker / Windows (6.1 - windows-2022)	1m 57s
Test with Docker / Windows (6.1 - windows-2022)	16m 8s
Test with Docker / Linux (6.0 - jammy)	35s
Test without Docker / Windows (nightly - windows-2022)	5m 39s
Test with Docker / Linux (6.1 - jammy)	34s
Test with Docker / Windows (nightly - windows-2019)	9m 37s
Test without Docker / Windows (nightly-6.1 - windows-2022)	5m 9s
Test with Docker / Linux (nightly-main - jammy)	39s
Test with Docker / Windows (nightly-6.1 - windows-2019)	10m 8s
Test with Docker / Linux (nightly-6.1 - jammy)	48s
Soundness / Documentation check	34s
Soundness / License headers check	5s
Soundness / Unacceptable language check	3s
Soundness / API breakage check	0s
Soundness / Broken symlinks check	3s
Soundness / Shell check	31s
Soundness / YAML lint check	4s
Soundness / Format check	0s
Soundness / Python lint check	7s
	1h 36m 32s

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