fix: replace $HOME for /home/runner/

Author: wei3erHase

.github/actions/setup-aztec/action.yml

@@ -43,17 +43,15 @@ runs:
       shell: bash
       run: |
         curl -L https://foundry.paradigm.xyz | bash
-        export PATH="$HOME/.foundry/bin:$PATH"
-        $HOME/.foundry/bin/foundryup
-        echo "$HOME/.foundry/bin" >> $GITHUB_PATH
+        /home/runner/.foundry/bin/foundryup
+        echo "/home/runner/.foundry/bin" >> $GITHUB_PATH
 
     - name: Install Aztec CLI
       shell: bash
       run: |
         INSTALL_URL="https://install.aztec.network/${{ steps.aztec-version.outputs.version }}/"
         echo "Installing from: $INSTALL_URL"
         curl -sL $INSTALL_URL > tmp.sh
-        export PATH="$HOME/.foundry/bin:$PATH"
         VERSION=${{ steps.aztec-version.outputs.version }} bash tmp.sh <<< yes "yes"
 
     - name: Switch CLI to target version