RFR: JDK-8286787: Expand use of @inheritDoc in AudioInputStream

[Joe Darcy]

Client libs counterpart of JDK-8286783, refactor the docs in AudioInputStream to inhertiDoc text from InputStream.

I'll update copyrights before pushing.

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Commit messages:
 - JDK-8286787: Expand use of @inheritDoc in AudioInputStream

Changes: https://git.openjdk.java.net/jdk/pull/8719/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=8719&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8286787
  Stats: 10 lines in 1 file changed: 0 ins; 3 del; 7 mod
  Patch: https://git.openjdk.java.net/jdk/pull/8719.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/8719/head:pull/8719

PR: https://git.openjdk.java.net/jdk/pull/8719