RFR: 8336849: Remove .llvm_addrsig section from JDK/VM static libraries (.a files) [v2]

[Jiangli Zhou]

> Please review this PR that strips the `.llvm_addrsig` section from JDK and hotspot `.a` static libraries when building with clang. Please see https://bugs.openjdk.org/browse/JDK-8336849 description for details.

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

  - Incorporate comment suggestion from @magicus. Also applied some additional minor adjustments on top of the suggestion.

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Changes:
  - all: https://git.openjdk.org/jdk/pull/20265/files
  - new: https://git.openjdk.org/jdk/pull/20265/files/bc427baa..f2cc2b54

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=20265&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=20265&range=00-01

  Stats: 3 lines in 1 file changed: 0 ins; 0 del; 3 mod
  Patch: https://git.openjdk.org/jdk/pull/20265.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/20265/head:pull/20265

PR: https://git.openjdk.org/jdk/pull/20265