Updates PR workflow to remove superfluous jobs #442

Job	Run time
spell check with typos	3s
docs-pr	3s
fuzzing / fuzz	9m 41s
rust / build (hyperv, amd, debug)	18m 30s
rust / build (hyperv, amd, release)	23m 46s
rust / build (hyperv, intel, debug)	17m 12s
rust / build (hyperv, intel, release)	21m 44s
rust / build (mshv, amd, debug)	11m 12s
rust / build (mshv, amd, release)	15m 19s
rust / build (mshv, intel, debug)	10m 35s
rust / build (mshv, intel, release)	14m 5s
rust / build (kvm, amd, debug)	11m 56s
rust / build (kvm, amd, release)	15m 23s
rust / build (kvm, intel, debug)	10m 57s
rust / build (kvm, intel, release)	14m 8s
	3h 14m 34s

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