[CALCITE-6703] RelJson cannot handle timestamps prior to 1970-01-25 2… #528

Job	Run time
Windows (JDK 8)	15m 35s
Windows (JDK 21)	14m 46s
Linux (JDK 8, oldest Guava, America/New_York Timezone)	11m 18s
Windows (JDK 17)	15m 31s
Linux (JDK 11, Avatica main)	12m 55s
CheckerFramework (JDK 11)	10m 35s
Linux (JDK 21)	10m 8s
Linux (JDK 11, Pacific/Chatham Timezone)	10m 33s
Linux (JDK 17)	10m 26s
Linux (JDK 23)	10m 35s
Linux (JDK 8, latest Guava, America/New_York Timezone)	12m 26s
macOS (JDK 21)	46m 51s
ErrorProne (JDK 11, latest Guava)	3m 59s
CheckerFramework (JDK 11, oldest Guava)	10m 46s
Druid Tests	6m 54s
Linux (JDK 8) Slow Tests	0s
	3h 23m 18s

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