Fix path parsing and tests on windows #168

Job	Run time
tests / build	11s
tests / matrix	7s
tests / latest minors (9.11)	1m 24s
tests / latest minors (8.17)	3m 30s
tests / latest minors (7.10)	1m 10s
tests / latest minors (6.17)	1m 23s
tests / latest minors (5.12)	1m 41s
tests / latest minors (4.9)	52s
tests / latest minors (3.3)	1m 49s
tests / latest minors (2.5)	1m 5s
tests / latest minors (1.8)	1m 6s
tests / latest minors (0.12)	53s
tests / latest minors (0.10)	1m 0s
tests / latest minors (0.8)	50s
tests / non-latest minors	0s
tests / node ${{ inputs.type }} @ ${{ inputs.range }}	0s
node < 10	0s
	17m 1s

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