Bump quarkus.platform.version from 3.21.2 to 3.21.3 (#165) #61

Job	Run time
precheck	12s
Build with Graal on macOS-latest	4m 12s
Build with Graal on ubuntu-latest	4m 43s
Build with Graal on windows-latest	7m 1s
merge	9s
release	26s
	16m 43s

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