[jvm-packages] ExtenralMemory: Overlap the caching time #12582

Job	Run time
Build libxgboost4j.so targeting glibc 2.17 (arch x86_64, runner linux-amd64-cpu)	2m 6s
Build libxgboost4j.so with CUDA	8m 4s
Build and test JVM packages (Linux, Scala 2.13)	5m 6s
Build libxgboost4j.so targeting glibc 2.17 (arch aarch64, runner linux-arm64-cpu)	1m 52s
Build and test JVM packages (windows-latest)	9m 23s
Build libxgboost4j.dylib for MacOS (Apple Silicon)	2m 1s
Build libxgboost4j.dylib for MacOS (Intel)	4m 0s
Build and test JVM packages (macos-13)	5m 15s
Build and test JVM packages (Linux, Scala 2.12)	10m 4s
Test JVM packages with CUDA (Scala 2.13)	8m 24s
Test JVM packages with CUDA (Scala 2.12)	8m 26s
Deploy JVM packages to S3 (gpu)	16s
Deploy JVM packages to S3 (cpu)	15s
Deploy JVM packages to S3 (cpu)	14s
Deploy JVM packages to S3 (gpu)	18s
	1h 5m 44s

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