Group dependabot PRs together #85

Job	Run time
test (macos-latest, 3.14, muse2_macos_arm.tar.gz, muse2)	59s
test (ubuntu-latest, 3.14, muse2_linux.tar.gz, muse2)	25s
test (windows-latest, 3.14, muse2_windows.zip, muse2.exe)	52s
	2m 16s

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