Fix some Javadoc comment issues

src/main/java/org/sablecc/sablecc/Inlining.java

src/main/java/org/sablecc/sablecc/ResolveAltIds.java

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

...ain/java/org/sablecc/sablecc/ResolveProdTransformIds.java