[jdk11u-dev] RFR: JDK-8272316: Wrong Boot JDK help message in 11

[Matthias Baesken]

Hello please review this small fix. It fixes the configure help output message and mentions openjdk-11-jdk because 8 is not sufficient to build jdk11 as BOOT JDK.

Thanks, Matthias

-------------

Commit messages:
 - JDK-8272316

Changes: https://git.openjdk.java.net/jdk11u-dev/pull/313/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk11u-dev&pr=313&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8272316
  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.java.net/jdk11u-dev/pull/313.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk11u-dev pull/313/head:pull/313

PR: https://git.openjdk.java.net/jdk11u-dev/pull/313