fix(cli): use bash shell on Windows for tar packaging step

PowerShell doesn't accept 'VAR=value cmd' prefix syntax. Set shell: bash
so EXE_EXT=.exe is set correctly on Windows runners.

Author: Agions

.github/workflows/cli.yml

@@ -55,6 +55,7 @@ jobs:
           EXE_EXT=${{ matrix.platform == 'windows-latest' && '.exe' || '' }}
           SRC="src-tauri/target/${{ matrix.target }}/release/sublens-cli${EXE_EXT}"
           tar -czvf ${{ matrix.artifact }}.tar.gz -C "$(dirname $SRC)" "$(basename $SRC)"
+        shell: bash
 
       - name: Upload CLI binary
         uses: softprops/action-gh-release@v2