Changes for TensorKitSectors v0.3 #751

Job	Run time
Julia 1 - windows-latest -	1m 12s
Julia lts - windows-latest -	1m 21s
Julia 1 - macOS-latest -	44s
Julia lts - ubuntu-latest -	30s
Julia lts - macOS-latest -	35s
Julia 1 - ubuntu-latest -	32s
Julia nightly - ${{ matrix.os }} - ${{ matrix.arch }}	0s
	4m 54s

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