RFR: 8274039: codestrings gtest fails when hsdis is present

[Patric Hedlin]

Please review this change to the (g)test-case "codestrings".

Adding missing regexp pattern to remove trailing **hsdis** printout due to padding on x64.

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Commit messages:
 - 8274039: codestrings gtest fails when hsdis is present

Changes: https://git.openjdk.java.net/jdk/pull/5606/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=5606&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8274039
  Stats: 6 lines in 1 file changed: 3 ins; 0 del; 3 mod
  Patch: https://git.openjdk.java.net/jdk/pull/5606.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/5606/head:pull/5606

PR: https://git.openjdk.java.net/jdk/pull/5606