Maven JavaDocs

API changes

• Add an overload to throttleLatest operator with an onDropped callback. (#7457)
• Add an overload to throttleFirst operator with an onDropped callback. (#7482)
• Add an overload to throttleLast operator with an onDropped callback. (#7488)
• Add an overload to throttleWithTimeout operator with an onDropped callback. (#7510)

Bugfixes

• Fix a race condition in Single.timeout that prevented the timeout signal from happening. (#7515)

Documentation

• Fix formatting in TestObserver/Consumer/Subscriber javadoc html. (#7442)
• Fix typo in BehaviorSubject.java. (#7452)
• Fix grammar about cancellation in Schedulers javadoc. (#7453)
• Change @coded tag to @code tag. (#7463)
• Fix fromCompletionStage javadoc. (#7508)

Other

• Add missing @NonNull annotation to Maybe type argument. (#7436)
• Remove redundant interface declarations. (#7438)
• Standardize MissingBackpressureException message, introduce QueueOverflowException. (#7459)
• Update Flowable.throttleLatest MissingBackpressureException message. (#7460)
• Fix cancellation order in throttleFirst. (#7484)