fix: remove redundent ci actions

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

@@ -34,18 +34,6 @@ jobs:
                   override: true
             - name: Run sccache-cache
               uses: mozilla-actions/[email protected]
-            - name: Install circom
-              run: |
-                  sudo wget -O ~/.cargo/bin/circom https://github.com/iden3/circom/releases/download/v2.1.9/circom-${{runner.os}}-amd64
-                  sudo chmod +x ~/.cargo/bin/circom
-            - name: Use Node.js
-              uses: actions/setup-node@v4
-              with:
-                  node-version: "20.x"
-            - name: Install snarkjs
-              run: npm install -g snarkjs
-            - name: Prepare CI for Core and FFI
-              run: ./scripts/prepare_ci.sh
             - name: Run GPU Benchmarks tests
               run: |
                   cd mopro-msm