Fixes for -XX:MaxRAM and -XX:MaxDirectMemorySize at runtime #88

Job	Run time
Nightly Quarkus and GraalVM build	43m 55s
Native Tests - Main	11m 36s
Native Tests - Data1	54m 21s
Native Tests - Data2	43m 16s
Native Tests - Data3	42m 45s
Native Tests - Data4	31m 49s
Native Tests - Data5	42m 16s
Native Tests - Data6	39m 20s
Native Tests - Data7	52m 17s
Native Tests - Amazon	10m 36s
Native Tests - Messaging1	1h 1m 2s
Native Tests - Messaging2	22m 59s
Native Tests - Security1	51m 3s
Native Tests - Security2	40m 12s
Native Tests - Security3	19m 37s
Native Tests - Cache	29m 6s
Native Tests - HTTP	1h 4m 26s
Native Tests - Misc1	39m 36s
Native Tests - Misc2	32m 23s
Native Tests - Misc3	46m 25s
Native Tests - Misc4	1h 16m 8s
Native Tests - Spring	39m 35s
Native Tests - gRPC	30m 29s
Native Tests - Windows - RESTEasy Jackson	17s
Native Tests - DevTools Integration Tests	7m 46s
Native Tests - AWT, ImageIO and Java2D	11m 51s
	15h 45m 6s

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