RFR: JDK-8267236: Versioned platform link in TestMemberSummary.java

[Hannes Wallnöfer]

Simple change to disable platform links in TestMemberSummary.java tests.

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Commit messages:
 - JDK-8267236: Versioned platform link in TestMemberSummary.java

Changes: https://git.openjdk.java.net/jdk/pull/4051/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=4051&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8267236
  Stats: 3 lines in 1 file changed: 0 ins; 0 del; 3 mod
  Patch: https://git.openjdk.java.net/jdk/pull/4051.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/4051/head:pull/4051

PR: https://git.openjdk.java.net/jdk/pull/4051