Update OPENJDK_TAG to merged level jdk-11.0.25+7 #261

Job	Run time
Select platforms	1s
linux-cross-compile / build (aarch64)	3m 46s
linux-x64-hs-minimal / build (debug)	2m 4s
linux-cross-compile / build (arm)	3m 41s
linux-x64 / build (debug)	2m 11s
linux-cross-compile / build (s390x)	3m 23s
linux-x64 / build (release)	4m 10s
linux-cross-compile / build (ppc64le)	3m 40s
linux-x64-hs-nopch / build (debug)	1m 29s
linux-x64-hs-optimized / build (debug)	1m 30s
linux-x64-hs-zero / build (debug)	1m 36s
linux-x86 / build (debug)	2m 32s
macos-aarch64 / build (debug)	2m 48s
windows-aarch64 / build (debug)	4m 17s
linux-x86 / build (release)	1m 56s
macos-aarch64 / build (release)	2m 14s
macos-x64 / build (debug)	2m 37s
windows-aarch64 / build (release)	3m 28s
macos-x64 / build (release)	3m 48s
windows-x64 / build (debug)	3m 41s
windows-x64 / build (release)	3m 42s
linux-x86	0s
linux-x64	0s
macos-x64	0s
windows-x64	0s
Remove bundle artifacts	2s
	58m 36s

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