Add JFR flags #33

Job	Run time
Select platforms	1s
docs / build (debug)	1m 42s
linux-x64-hs-nopch / build (debug)	1m 42s
linux-x64-hs-minimal / build (debug)	1m 44s
linux-x64 / build (debug)	1m 45s
linux-x64-hs-optimized / build (debug)	1m 42s
linux-x64 / build (release)	1m 39s
linux-x64-hs-zero / build (debug)	1m 36s
linux-x86 / build (debug)	2m 0s
macos-x64 / build (debug)	3m 0s
linux-x86 / build (release)	1m 52s
macos-aarch64 / build (debug)	1m 50s
macos-aarch64 / build (release)	2m 49s
macos-x64 / build (release)	2m 54s
windows-aarch64 / build (debug)	3m 17s
windows-aarch64 / build (release)	3m 10s
windows-x64 / build (debug)	3m 11s
windows-x64 / build (release)	3m 12s
linux-x64	0s
linux-cross-compile	0s
linux-x86	0s
macos-aarch64	0s
macos-x64	1s
windows-x64	1s
Remove bundle artifacts	6s
	39m 14s

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