[lld] [AArch64][GCS][LLD] Introduce -zgcs-report-dynamic Command Line Option (PR #127787)

[Fangrui Song via llvm-commits]

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@@ -25,6 +25,11 @@ Non-comprehensive list of changes in this release
 
 ELF Improvements
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+* For AArch64, support for the ``-zgcs-report-dynamic`` option has been added. This will provide users with
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MaskRay wrote:

This is too verbose. Consider

For AArch64, added support for -zgcs-report-dynamic, enabling checks for GNU GCS Attribute Flags in Dynamic Objects when GCS is enabled. Inherits value from -zgcs-report (capped at warning level) unless user-defined, ensuring compatibility with GNU ld linker.

https://github.com/llvm/llvm-project/pull/127787