RFR: 8313256: Exclude failing multicast tests on AIX [v4]

[Thomas Obermeier]

> exclude multicast and related tests on AIX mentioned in https://bugs.openjdk.org/browse/JDK-8308807 until this is fixed.

Thomas Obermeier has updated the pull request incrementally with one additional commit since the last revision:

  Update ProblemList.txt restore bad hunk java/foreign to have it repaired in deticated PR

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Changes:
  - all: https://git.openjdk.org/jdk/pull/15074/files
  - new: https://git.openjdk.org/jdk/pull/15074/files/b322c25c..84c6ef5c

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=15074&range=03
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=15074&range=02-03

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/15074.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/15074/head:pull/15074

PR: https://git.openjdk.org/jdk/pull/15074