Bump step-security/harden-runner from 2.7.0 to 2.10.2 #139

Job	Run time
Ubuntu Build release	5m 17s
Ubuntu Build debug	2m 8s
Ubuntu Build asan	2m 43s
Ubuntu Build msan	6m 1s
Ubuntu Build tsan	2m 21s
Ubuntu Build scalar	2m 11s
Ubuntu Build lowprecision	4m 39s
Ubuntu Build coverage	59s
Ubuntu Build release-nojpeg	2m 25s
Ubuntu Build release-lcms2	1m 57s
Ubuntu Build release-system-lcms2	1m 52s
Ubuntu Build release:minimal	1m 52s
Ubuntu Build release:gcc8	1m 36s
Ubuntu Build release:clang-7	2m 3s
MacOS Build release:osx	1m 24s
	39m 28s

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