RFR: 8305761: Resolve multiple definition of 'jvm' when statically linking with JDK native libraries [v2]

[Jiangli Zhou]

> Rename various 'jvm' variables to 'jvm_<lib_name>' to avoid duplicate symbol problems when statically linking the launcher executable with JDK native libraries.

Jiangli Zhou has updated the pull request incrementally with one additional commit since the last revision:

  Update management.c and management_ext.c to define 'jvm' as static.

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Changes:
  - all: https://git.openjdk.org/jdk/pull/13397/files
  - new: https://git.openjdk.org/jdk/pull/13397/files/0fa6a4b3..40b1a82a

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=13397&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=13397&range=00-01

  Stats: 4 lines in 2 files changed: 0 ins; 0 del; 4 mod
  Patch: https://git.openjdk.org/jdk/pull/13397.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/13397/head:pull/13397

PR: https://git.openjdk.org/jdk/pull/13397