[jdk16u] RFR: 8259628: jdk/net/ExtendedSocketOption/AsynchronousSocketChannelNAPITest.java fails intermittently

[Thejasvi Voniadka]

This is a direct backport of

8259628: jdk/net/ExtendedSocketOption/AsynchronousSocketChannelNAPITest.java fails intermittently

The patch applies clean, and the test passes on all platforms.

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Commit messages:
 - Backport 13ca433ff66e202710735134e072178557114ad4

Changes: https://git.openjdk.java.net/jdk16u/pull/27/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk16u&pr=27&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8259628
  Stats: 9 lines in 1 file changed: 4 ins; 3 del; 2 mod
  Patch: https://git.openjdk.java.net/jdk16u/pull/27.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk16u pull/27/head:pull/27

PR: https://git.openjdk.java.net/jdk16u/pull/27