chore: update iota start command to include relative path

Author: itsyaasir

.github/actions/iota-private-network/setup/action.yml

@@ -19,7 +19,7 @@ runs:
     - name: Start the Network
       shell: bash
       working-directory: iota
-      run: iota start --with-faucet --force-regenesis
+      run: ./iota start --with-faucet --force-regenesis
 
     - name: Wait for iota network to start
       shell: bash