Fix more weird whitespace and inconsistent indents in templates

src/main/java/org/sablecc/sablecc/node/AIntervalSet.java

src/main/java/org/sablecc/sablecc/node/AListTerm.java

src/main/java/org/sablecc/sablecc/node/AMinusBinOp.java

src/main/java/org/sablecc/sablecc/node/ANewListTerm.java

src/main/java/org/sablecc/sablecc/node/ANewTerm.java

src/main/java/org/sablecc/sablecc/node/ANullTerm.java

src/main/java/org/sablecc/sablecc/node/AOperationSet.java

src/main/java/org/sablecc/sablecc/node/APlusBinOp.java

src/main/java/org/sablecc/sablecc/node/APlusUnOp.java

src/main/java/org/sablecc/sablecc/node/AProd.java

src/main/java/org/sablecc/sablecc/node/AProdName.java

...n/java/org/sablecc/sablecc/node/AProductionSpecifier.java

src/main/java/org/sablecc/sablecc/node/AProductions.java

src/main/java/org/sablecc/sablecc/node/AQMarkUnOp.java

src/main/java/org/sablecc/sablecc/node/ARegExp.java

src/main/java/org/sablecc/sablecc/node/ARegExpBasic.java

src/main/java/org/sablecc/sablecc/node/ASetBasic.java

src/main/java/org/sablecc/sablecc/node/ASimpleListTerm.java

src/main/java/org/sablecc/sablecc/node/ASimpleTerm.java

src/main/java/org/sablecc/sablecc/node/AStarUnOp.java