Add UKP problem instances from vOptLib #304

Job	Run time
Julia 1 - ubuntu-latest - x64 - pull_request	1h 17m 41s
Julia 1.6 - ubuntu-latest - x86 - pull_request	5m 43s
Julia 1.6 - ubuntu-latest - x64 - pull_request	1h 17m 40s
Julia 1 - windows-latest - x64 - pull_request	1h 17m 33s
	3h 58m 37s

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