Use more precise types for some node maps

...a/org/sablecc/sablecc/ConstructParserGenerationDatas.java

src/main/java/org/sablecc/sablecc/GenParser.java

src/main/java/org/sablecc/sablecc/ResolveAstIds.java

src/main/java/org/sablecc/sablecc/ResolveIds.java