[jdk17u-dev] RFR: 8274561: sun/net/ftp/TestFtpTimeValue.java timed out on slow machines

[Goetz Lindenmaier]

I backport this for parity with 17.0.4-oracle.

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Commit messages:
 - Backport b7b78ff1f380d19214dbca48455772bc87cc137d

Changes: https://git.openjdk.java.net/jdk17u-dev/pull/229/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk17u-dev&pr=229&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8274561
  Stats: 2 lines in 1 file changed: 0 ins; 0 del; 2 mod
  Patch: https://git.openjdk.java.net/jdk17u-dev/pull/229.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk17u-dev pull/229/head:pull/229

PR: https://git.openjdk.java.net/jdk17u-dev/pull/229