Keep the timestamps when copying jars and building JIB layers #38357

Job	Run time
Attach pull request number	3s
CI Sanity Check	31s
Initial JDK 17 Build	11m 35s
Calculate Test Jobs	11s
Maven Tests - JDK 17	58m 21s
Devtools Tests - JDK 17	15m 10s
Maven Tests - JDK 17 Windows	1h 14m 19s
Devtools Tests - JDK 21	14m 50s
Gradle Tests - JDK 17	26m 3s
Devtools Tests - JDK 17 Windows	20m 54s
Kubernetes Tests - JDK 17	12m 42s
Gradle Tests - JDK 17 Windows	52m 7s
Kubernetes Tests - JDK 21	11m 49s
JVM Tests - JDK 17	3h 53m 3s
Kubernetes Tests - JDK 17 Windows	16m 52s
Quickstarts Compilation - JDK 17	5m 32s
JVM Tests - JDK 21	3h 54m 31s
JVM Tests - JDK 17 Windows	3h 55m 16s
MicroProfile TCKs Tests	47m 19s
Native Tests - Virtual Thread - Main	22m 58s
Native Tests - Virtual Thread - Messaging	9m 43s
Native Tests - Main	8m 20s
Native Tests - Data1	30m 11s
Native Tests - Data2	27m 15s
Native Tests - Data3	24m 46s
Native Tests - Data4	19m 40s
Native Tests - Data5	21m 48s
Native Tests - Data6	24m 34s
Native Tests - Data7	35m 48s
Native Tests - Amazon	16m 2s
Native Tests - Messaging1	30m 41s
Native Tests - Messaging2	14m 16s
Native Tests - Security1	23m 11s
Native Tests - Security2	30m 55s
Native Tests - Security3	14m 31s
Native Tests - Cache	14m 32s
Native Tests - HTTP	40m 28s
Native Tests - Misc1	27m 51s
Native Tests - Misc2	17m 13s
Native Tests - Misc3	28m 47s
Native Tests - Misc4	46m 33s
Native Tests - Spring	20m 7s
Native Tests - gRPC	20m 53s
Native Tests - Windows - RESTEasy Jackson	5m 41s
Native Tests - DevTools Integration Tests	6m 16s
Native Tests - AWT, ImageIO and Java2D	6m 38s
Build report	57s
	1d 3h 41m 43s

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