ci: bump KyleMayes/install-llvm-action from 2.0.8 to 2.0.9

Bumps [KyleMayes/install-llvm-action](https://github.com/kylemayes/install-llvm-action) from 2.0.8 to 2.0.9.
- [Release notes](https://github.com/kylemayes/install-llvm-action/releases)
- [Changelog](https://github.com/KyleMayes/install-llvm-action/blob/master/CHANGELOG.md)
- [Commits](KyleMayes/install-llvm-action@98e68e1...ebc0426)

---
updated-dependencies:
- dependency-name: KyleMayes/install-llvm-action
  dependency-version: 2.0.9
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/main.yml

@@ -103,7 +103,7 @@ jobs:
       #   C:\llvm\lib\clang\20\include\arm_vector_types.h:20:9: error: unknown type name '__mfp8'
       - name: Install LLVM and Clang
         if: matrix.os == 'windows-11-arm'
-        uses: KyleMayes/install-llvm-action@98e68e10c96dffcb7bfed8b2144541a66b49aa02 # v2
+        uses: KyleMayes/install-llvm-action@ebc0426251bc40c7cd31162802432c68818ab8f0 # v2
         with:
           version: "19"
           directory: "C:\\llvm"