Update OPENJDK_TAG to merged level jdk-17.0.12+6 #224

Job	Run time
Select platforms	1s
linux-x64 / build (debug)	1m 15s
linux-x64-hs-minimal / build (debug)	1m 39s
linux-cross-compile / build (aarch64)	3m 56s
linux-x64 / build (release)	1m 16s
linux-x64-hs-nopch / build (debug)	1m 30s
linux-cross-compile / build (arm)	3m 47s
linux-cross-compile / build (s390x)	3m 23s
linux-x64-hs-optimized / build (debug)	1m 28s
linux-cross-compile / build (ppc64le)	4m 7s
linux-x64-hs-zero / build (debug)	1m 24s
linux-cross-compile / build (riscv64)	1m 19s
linux-x86 / build (debug)	1m 37s
linux-x86 / build (release)	1m 40s
macos-aarch64 / build (debug)	3m 18s
macos-x64 / build (debug)	2m 45s
macos-aarch64 / build (release)	6m 7s
macos-x64 / build (release)	3m 58s
windows-aarch64 / build (debug)	3m 20s
windows-aarch64 / build (release)	3m 26s
windows-x64 / build (debug)	4m 10s
windows-x64 / build (release)	3m 43s
linux-x64	0s
linux-x86	0s
macos-x64	0s
windows-x64	0s
Remove bundle artifacts	4s
	59m 13s

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