Use correct RISC-V toolchain version

Toolchain version change so hardcoded CI file failed to set the correct path.

Author: arink

.github/workflows/ci.yml

@@ -53,7 +53,10 @@ jobs:
           npm install --location=global xpm@latest
           xpm install --global @xpack-dev-tools/riscv-none-elf-gcc@latest
           tree -a "$HOME/.local/xPacks/@xpack-dev-tools/riscv-none-elf-gcc/" || echo "nope"
-          echo "$HOME/.local/xPacks/@xpack-dev-tools/riscv-none-elf-gcc/14.2.0-3.1/.content/bin" >> "$GITHUB_PATH"
+          RISCV_DIR="$(find "$HOME/.local/xPacks/@xpack-dev-tools/riscv-none-elf-gcc" -maxdepth 1 -type d -name '[0-9]*' | sort -V | tail -n 1)"
+          if [ -d "$RISCV_DIR/.content/bin" ]; then
+            echo "$RISCV_DIR/.content/bin" >> "$GITHUB_PATH"
+          fi
 
       ###########################################
       # Install toolchains for ubuntu LTS