[jdk11u-dev] RFR: 8240281: Remove failing assertion code when selecting first memory state in SuperWord::co_locate_pack

[Goetz Lindenmaier]

I backport this for parity with 11.0.17-oracle.

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Commit messages:
 - Backport 0a89987a9699008927268c050ca4b7e01afc30f4

Changes: https://git.openjdk.org/jdk11u-dev/pull/1362/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=1362&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8240281
  Stats: 146 lines in 2 files changed: 134 ins; 5 del; 7 mod
  Patch: https://git.openjdk.org/jdk11u-dev/pull/1362.diff
  Fetch: git fetch https://git.openjdk.org/jdk11u-dev pull/1362/head:pull/1362

PR: https://git.openjdk.org/jdk11u-dev/pull/1362