CI: use benchmark groups when reporting results #3012

Job	Run time
find-duplicate-workflows	9s
clang-tidy	0s
read-build-matrix	8s
build-and-test (dpcpp, 61e51015, 20.04, intel, Debug)	4m 19s
build-and-test (dpcpp, latest, 22.04, intel, Debug)	5m 18s
build-and-test (dpcpp, latest, 22.04, intel, Release)	3m 48s
build-and-test (hipsycl, d2bd9fc7, 20.04, nvidia, Debug)	10m 47s
build-and-test (hipsycl, d2bd9fc7, 22.04, nvidia, Debug)	11m 16s
build-and-test (hipsycl, d2bd9fc7, 22.04, nvidia, Release)	17m 49s
build-and-test (hipsycl, latest, 23.04, nvidia, Debug)	11m 24s
build-and-test (hipsycl, latest, 23.04, nvidia, Release)	14m 18s
report	16s
tag-latest-containers	0s
	1h 19m 32s

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