Unify return type of `oneapi::dpl::Internal::ranges::__pattern_minmax_element` #5044

Job	Run time
clang-format	1m 32s
HOST,bknd=omp,cmplr=clang++,macos-latest,std=c++17,cfg=release	7m 26s
HOST,bknd=tbb,cmplr=icx-cl,windows-latest,std=c++17,cfg=release	26m 31s
HOST,bknd=serial,cmplr=cl,windows-latest,std=c++20,cfg=RelWithAsserts	19m 12s
CPU,bknd=dpcpp,cmplr=icx,windows-latest,std=c++17,cfg=release	25m 44s
HOST,bknd=tbb,cmplr=cl,windows-latest,std=c++17,cfg=release	21m 48s
HOST,bknd=omp,cmplr=icpx,ubuntu-latest,std=с++17,cfg=release	12m 40s
CPU,bknd=dpcpp,cmplr=icpx,ubuntu-latest,std=с++17,cfg=release	19m 37s
CPU,bknd=dpcpp,cmplr=icx,windows-latest,std=c++20,cfg=RelWithAsserts	49m 17s
HOST,bknd=tbb,cmplr=icpx,ubuntu-latest,std=с++17,cfg=release	15m 51s
HOST,bknd=tbb,cmplr=icx-cl,windows-latest,std=c++20,cfg=RelWithAsserts	33m 50s
HOST,bknd=serial,cmplr=g++,ubuntu-latest,std=с++17,cfg=release	6m 32s
CPU,bknd=dpcpp,cmplr=icpx,ubuntu-latest,std=с++20,cfg=RelWithAsserts	38m 9s
HOST,bknd=tbb,cmplr=icpx,ubuntu-latest,std=с++20,cfg=RelWithAsserts	20m 11s
HOST,bknd=serial,cmplr=g++,ubuntu-latest,std=с++20,cfg=RelWithAsserts	9m 7s
FPGA_EMU,bknd=dpcpp,cmplr=icpx,ubuntu-latest,std=с++17,cfg=release	30m 58s
HOST,bknd=omp,cmplr=clang++,ubuntu-latest,std=с++17,cfg=release	11m 5s
HOST,bknd=omp,cmplr=g++,ubuntu-latest,std=с++17,cfg=release	8m 50s
HOST,bknd=tbb,cmplr=g++,ubuntu-latest,std=с++17,cfg=release	13m 8s
HOST,bknd=omp,cmplr=icpx,ubuntu-latest,std=с++20,cfg=RelWithAsserts	23m 25s
HOST,bknd=tbb,cmplr=clang++,ubuntu-latest,std=с++17,cfg=release	15m 11s
	6h 50m 4s

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