Bump step-security/harden-runner from 2.15.1 to 2.16.0 #1736

Job	Run time
docs	17s
coverage	26s
setup / config	0s
matrix_prep	-1s
build (${{ matrix.runs_on }}, ${{ matrix.arch }})	0s
create_installer	1s
sanity check native (${{ matrix.runs_on }}, ${{ matrix.arch }})	1s
test (${{ matrix.runs_on }}, ${{ matrix.arch }})	1s
sanity-check-docker	1s
Publish Tests Results	1s
	47s

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