ci: Run CI on all branches and pin CFD library version #106

Job	Run time
Build cuda wheel on ubuntu-latest	1m 44s
Build cuda wheel on windows-latest	10m 54s
Build cpu wheel on macos-latest	56s
Build cpu wheel on windows-latest	1m 43s
Build cpu wheel on ubuntu-latest	38s
Test ${{ matrix.variant }} wheel on ${{ matrix.os }} with Python ${{ matrix.python }}	0s
	15m 55s

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