ci: add riscv32im-risc0-zkvm-elf target v2

Author: MarcosNicolau

.github/workflows/build-and-test-rust.yml

@@ -35,8 +35,8 @@ jobs:
         run: |
          curl -L https://risczero.com/install | bash
          source /home/runner/.bashrc
-         rustup target add riscv32im-risc0-zkvm-elf
          /home/runner/.risc0/bin/rzup install
+         rustup target add riscv32im-risc0-zkvm-elf
 
       - name: Cache Rust dependencies
         uses: actions/cache@v3
@@ -100,8 +100,8 @@ jobs:
         run: |
          curl -L https://risczero.com/install | bash
          source /home/runner/.bashrc
+         /home/runner/.risc0/bin/rzup install
          rustup target add riscv32im-risc0-zkvm-elf
-         rzup install
 
       - name: Cache Rust dependencies
         uses: actions/cache@v3