fix(ci): remove deprecated code

.github/workflows/foundry-setup.yml

@@ -6,37 +6,29 @@ on:
 jobs:
   pre-setup:
     runs-on: ubuntu-latest
-    outputs:
-      version: ${{ steps.set-version.outputs.version }}
     steps:
-      - id: set-version
-        run: |
-          echo "::set-output name=version::nightly-f625d0fa7c51e65b4bf1e8f7931cd1c6e2e285e9"
+      - name: Set Foundry version
+        id: set-version
+        run: echo "FOUNDRY_VERSION=nightly-f625d0fa7c51e65b4bf1e8f7931cd1c6e2e285e9" >> "$GITHUB_ENV"
 
   setup:
     runs-on: ubuntu-latest
     needs: pre-setup
     outputs:
       key: ${{ steps.set-key.outputs.key }}
     steps:
-      - uses: actions/checkout@v4
-
       - name: Install Foundry
         uses: foundry-rs/foundry-toolchain@v1
         with:
-          version: ${{ needs.pre-setup.outputs.version }}
-
+          version: ${{ env.FOUNDRY_VERSION }}
       - name: Print forge version
         run: forge --version
-
       - name: Save Foundry cache
         uses: actions/cache/save@v3
         with:
           path: |
             ~/.foundry
-          key: ${{ runner.os }}-foundry-${{ needs.pre-setup.outputs.version }}
-
+          key: ${{ runner.os }}-foundry-${{ env.FOUNDRY_VERSION }}
       - name: Save key
         id: set-key
-        run: |
-          echo "::set-output name=key::${{ runner.os }}-foundry-${{ needs.pre-setup.outputs.version }}"
+        run: echo "key=${{ runner.os }}-foundry-${{ env.FOUNDRY_VERSION }}" >> "$GITHUB_OUTPUT"