support solc v0.8.34 (#482)

As a drive-by fix, the get-llvm action now ignores LLVM releases marked
as pre-release.

---------

Signed-off-by: xermicus <bigcyrill@hotmail.com>
Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>

.github/actions/get-solc/action.yml

@@ -19,7 +19,7 @@ runs:
       shell: bash
       run: |
         mkdir -p solc
-        curl -sSL --output solc/solc https://github.com/ethereum/solidity/releases/download/v0.8.33/${SOLC_NAME}
+        curl -sSL --output solc/solc https://github.com/argotorg/solidity/releases/download/v0.8.34/${SOLC_NAME}
 
     - name: Make Solc Executable
       if: ${{ runner.os == 'Windows' }}