Add alias `deg` for `°` (#764) #667

Job	Run time
Julia 1.6 - ubuntu-latest - x64	3m 29s
Julia 1.0 - ubuntu-latest - x64	4m 35s
Julia 1 - ubuntu-latest - x64	4m 43s
Julia 1 - windows-latest - x64	5m 35s
Julia 1.6 - windows-latest - x64	17m 13s
Julia 1.6 - macos-latest - x64	5m 26s
Julia 1.10 - macos-latest - x64	4m 26s
Julia 1.0 - windows-latest - x64	7m 33s
Julia 1 - macos-latest - x64	8m 34s
Julia 1.0 - macos-latest - x64	7m 13s
Julia 1.10 - ubuntu-latest - x64	3m 0s
Julia 1.10 - windows-latest - x64	3m 38s
Julia nightly - windows-latest - x64	4m 7s
Julia nightly - macos-latest - x64	4m 20s
Julia nightly - ubuntu-latest - x64	3m 20s
	1h 27m 12s

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