Fix all IntelliJ warnings in Java production code except for
bogus spelling warnings and warnings about unused public methods.
Also fix some warnings emitted by Code->Inspect Code.
Changes made:
- use text block instead of string concatenation
- extract method to avoid code duplication
- use switch expression
- fix Javadoc syntax and spelling
- fix spelling in comment
- increase class visibility to match visibility of use site
- delete overriding method with same implementation
- use String.isEmpty() and StringBuilder.isEmpty()
- add @Serial annotation
- make field final
- remove unused field
- remove unused private method
- remove exceptions that aren't thrown from throws clause
- insert non-null assertion
- annotate overriding method with @Nonnull
- suppress warning
- delete unused class (WriteAuxiliarySlotNode)
- add final modifier
- remove unused error message
- repeat @Nullable modifier in overriding method
- remove never thrown exception from throws clause
- remove redundant suppression
* Remove unnecessary strictfp modifier
* Add annotations to address Truffle DSL warnings (@Idempotent, @Exclusive)
* Adjust build logic to allow building cross-arch on macOS
* Add warning suppression for specialization limit (left this one as a TODO)
