The loading time is higher (5-8s) on Pixel 3 when logged in

[abodea]

Steps to reproduce

1. Install and launch Lockwise.
2. Login with a valid account.
3. From entries screen tap on the back button until Lockwise is minimized.
4. Close Lockwise.
5. Launch Lockwise again.

   Expected behavior

   The Lockwise is launched in less than 4 seconds as everything is already loaded.

Actual behavior

The loading time for Lockwise is between 5-8 seconds(pretty high).

Device and build information

• Google Pixel 3(Android P)
• Lockbox version: 1.0.3 (3722)

  Notes

  For more details please see the: video and logcat.txt Note that on other devices the loading was way faster, the device is brand new.

[eliserichards]

As part of this issue I'd like to analyze the time that sync is taking between sync_start and sync_end events (i.e. the time it takes for us to retrieve sync data).

[eliserichards]

Related to #930.