chore: Rename license file w/o ext #48

Job	Run time
test (ubuntu-latest, 27.2, false)	1m 17s
test (ubuntu-latest, 28.2, false)	1m 27s
test (ubuntu-latest, 29.1, false)	1m 29s
test (macos-latest, 27.2, false)	4m 38s
test (macos-latest, 28.2, false)	4m 13s
test (macos-latest, 29.1, false)	4m 54s
test (windows-latest, 27.2, false)	47s
test (windows-latest, 28.2, false)	43s
test (windows-latest, 29.1, false)	48s
test (ubuntu-latest, snapshot, true)	1m 12s
test (macos-latest, snapshot, true)	4m 26s
test (windows-latest, snapshot, true)	33s
	26m 27s

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