fix: flaky test Queued Confirmations Queued Requests Banner Alert Banner is shown on dApp 1, but not on dApp 2 after adding transaction on dApp 1, and one on dApp 2 (old confirmation flow)

fix: flaky test Queued Confirmations Queued Requests Banner Alert Banner is shown on dApp 1, but not on dApp 2 after adding transaction on dApp 1, and one on dApp 2 (old confirmation flow) #15329