Bump actions/checkout from 5.0.0 to 6.0.0 (#154) #421

Job	Run time
Pre-commit checks / Pre-commit Checks	17s
Unit tests (macOS-Xcode, 3.10)	2m 59s
Unit tests (macOS-app, 3.11)	2m 50s
Unit tests (macOS-Xcode, 3.13)	1s
Unit tests (macOS-Xcode, 3.11)	17m 49s
Unit tests (macOS-app, 3.10)	17m 49s
Unit tests (macOS-Xcode, 3.12)	1s
Unit tests (windows-VisualStudio, 3.10)	3m 18s
Unit tests (macOS-app, 3.13)	1s
Unit tests (iOS, 3.11)	17m 49s
Unit tests (iOS, 3.13)	4m 18s
Unit tests (linux-flatpak, 3.13)	5m 39s
Unit tests (windows-app, 3.12)	2m 42s
Unit tests (macOS-app, 3.12)	1s
Unit tests (windows-VisualStudio, 3.11)	3m 20s
Unit tests (windows-app, 3.11)	2m 46s
Unit tests (android, 3.11)	5m 52s
Unit tests (linux-flatpak, 3.10)	5m 15s
Unit tests (windows-app, 3.14)	1m 32s
Unit tests (linux-flatpak, 3.11)	5m 20s
Unit tests (macOS-app, 3.14)	1s
Unit tests (linux-flatpak, 3.14)	3m 59s
Unit tests (windows-VisualStudio, 3.12)	3m 31s
Unit tests (windows-VisualStudio, 3.13)	3m 25s
Unit tests (android, 3.10)	6m 23s
Unit tests (linux-flatpak, 3.12)	5m 34s
Unit tests (windows-VisualStudio, 3.14)	1m 56s
Unit tests (iOS, 3.10)	1s
Unit tests (windows-app, 3.10)	3m 13s
Unit tests (android, 3.13)	6m 46s
Unit tests (macOS-Xcode, 3.14)	1s
Unit tests (windows-app, 3.13)	2m 50s
Unit tests (iOS, 3.12)	1s
Unit tests (linux-system, system, ubuntu-latest, sudo apt update -y && sudo apt install -y --no-i...	1m 52s
Unit tests (iOS, 3.14)	1s
Unit tests (android, 3.12)	7m 5s
	2h 26m 18s

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