Fix whitespace differences in generated code #243

Job	Run time
CheckerFramework (JDK 11)	2m 46s
Error Prone (JDK 11), latest Guava	4m 9s
Linux (JDK 11), Avatica main	6m 26s
CheckerFramework (JDK 11), oldest Guava	2m 46s
Druid Tests	6m 22s
Linux (JDK 11), Pacific/Chatham Timezone	6m 27s
Linux (JDK 21)	6m 33s
Linux (JDK 17)	6m 34s
Linux (JDK 22)	6m 31s
Linux (JDK 8), latest Guava, America/New_York Timezone	8m 33s
Linux (JDK 8), oldest Guava, America/New_York Timezone	8m 34s
Linux (JDK 8) Slow Tests	0s
macOS (JDK 21)	6m 22s
Windows (JDK 17)	6m 18s
Windows (JDK 21)	6m 19s
Windows (JDK 8)	6m 30s
	1h 31m 10s

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