Bug system: https://bugs.openjdk.java.net

JDK-8257451: Add SourceVersion.RELEASE_17
JDK-8258361: Update @jls tags for renamed/renumbered sections
JDK-8261625: Add `Elements.isAutomaticModule(ModuleElement)`
JDK-8005295: Use mandated information for printing of repeating annotations
JDK-8265319: implement Sealed Classes as a standard feature in Java, javax.lang.model changes
JDK-8267861: Update SourceVersion with new language features in 16 and 17