RFR: 8295424: adjust timeout for another JLI GetObjectSizeIntrinsicsTest.java subtest

[Daniel D. Daugherty]

Misc stress testing related fixes:

[JDK-8295424](https://bugs.openjdk.org/browse/JDK-8295424) adjust timeout for another JLI GetObjectSizeIntrinsicsTest.java subtest
[JDK-8297367](https://bugs.openjdk.org/browse/JDK-8297367) disable TestRedirectLinks.java in slowdebug mode
[JDK-8297369](https://bugs.openjdk.org/browse/JDK-8297369) disable Fuzz.java in slowdebug mode

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Commit messages:
 - 8297369: disable Fuzz.java in slowdebug mode
 - 8297367: disable TestRedirectLinks.java in slowdebug mode
 - 8295424: adjust timeout for another JLI GetObjectSizeIntrinsicsTest.java subtest

Changes: https://git.openjdk.org/jdk/pull/11278/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=11278&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8295424
  Stats: 17 lines in 3 files changed: 16 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/11278.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/11278/head:pull/11278

PR: https://git.openjdk.org/jdk/pull/11278