Update OPENJDK_TAG to merged level jdk-11.0.25+9 #278

Job	Run time
Select platforms	1s
linux-x64-hs-minimal / build (debug)	1m 46s
linux-x64-hs-nopch / build (debug)	1m 33s
linux-cross-compile / build (aarch64)	3m 35s
linux-x64 / build (debug)	1m 35s
linux-cross-compile / build (arm)	3m 40s
linux-x64 / build (release)	1m 38s
linux-cross-compile / build (s390x)	3m 35s
linux-x64-hs-optimized / build (debug)	1m 33s
linux-cross-compile / build (ppc64le)	3m 58s
linux-x64-hs-zero / build (debug)	1m 29s
linux-x86 / build (debug)	1m 53s
macos-aarch64 / build (debug)	2m 21s
linux-x86 / build (release)	1m 40s
macos-x64 / build (debug)	2m 32s
macos-aarch64 / build (release)	2m 29s
windows-aarch64 / build (debug)	2m 57s
macos-x64 / build (release)	2m 41s
windows-aarch64 / build (release)	3m 8s
windows-x64 / build (debug)	2m 56s
windows-x64 / build (release)	3m 31s
linux-x64	0s
linux-x86	0s
macos-x64	0s
windows-x64	0s
Remove bundle artifacts	6s
	50m 37s

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