Fix biometric prompt will delay dismiss after long press power key

Bug: b/271958568
Test: Pre-setup
      1. Setup fingerprints
      2. Set the Press & hold power button to Power menu
      Test steps
      1. Go to Setting → Network & internet → internet → Network details → Share
      2. Tap the QR code beside Share name
      3. Invoke the biometric prompt
      4. Long press the power key and will bring out the power menu
      5. atest AuthContollerTest -c

Change-Id: I8aaed2f98169050a6aff6e475ca47aa54d3313eb