QR: handle xtype/dtype returned from LibSuiteSparse that don't match … #1444

Job	Run time
aqua-test (nightly, ubuntu-latest, x64)	31m 51s
test (nightly, ubuntu-latest, x64)	29m 42s
test (nightly, ubuntu-latest, x86)	32m 58s
docs	1m 40s
test (nightly, windows-latest, x64)	31m 43s
test (nightly, windows-latest, x86)	32m 52s
test (macOS-latest, aarch64, nightly)	18m 42s
test (macOS-13, x64, nightly)	34m 1s
	3h 33m 29s

Provide feedback