Update OPENJDK_TAG to merged level jdk-11.0.25+7 #263

Job	Run time
Select platforms	1s
linux-cross-compile / build (aarch64)	3m 55s
linux-x64-hs-minimal / build (debug)	1m 24s
linux-x64-hs-nopch / build (debug)	1m 26s
linux-cross-compile / build (arm)	3m 32s
linux-x64 / build (debug)	1m 17s
linux-cross-compile / build (s390x)	4m 4s
linux-x64 / build (release)	1m 22s
linux-cross-compile / build (ppc64le)	4m 28s
linux-x64-hs-optimized / build (debug)	1m 41s
linux-x64-hs-zero / build (debug)	1m 42s
linux-x86 / build (debug)	2m 2s
macos-aarch64 / build (debug)	2m 18s
macos-aarch64 / build (release)	2m 38s
linux-x86 / build (release)	1m 55s
windows-aarch64 / build (debug)	2m 56s
macos-x64 / build (debug)	2m 25s
windows-aarch64 / build (release)	6m 35s
macos-x64 / build (release)	2m 3s
windows-x64 / build (debug)	2m 51s
windows-x64 / build (release)	3m 13s
linux-x64	0s
linux-x86	0s
macos-x64	0s
windows-x64	0s
Remove bundle artifacts	1s
	53m 49s

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