RFR: 8352044: Add --with-import-jvms to configure

[Magnus Ihse Bursie]

We should allow pre-built JVMs to be included in a build, so they are just copied into place, and the jvm.cfg file properly updated.

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Commit messages:
 - 8352044: Add --with-import-jvms to configure

Changes: https://git.openjdk.org/jdk/pull/24063/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=24063&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8352044
  Stats: 79 lines in 4 files changed: 70 ins; 4 del; 5 mod
  Patch: https://git.openjdk.org/jdk/pull/24063.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/24063/head:pull/24063

PR: https://git.openjdk.org/jdk/pull/24063