Adding logs to help debug config issues

- Convert DisplayImeController logs to protolog
- Add last-reported config log to simplify looking for config changes
  between last-reported and current, remove duplicate config diff log
- Add logs when calculating size-overrides & final computed
  configuration
- Add logs for setting task insets offsets

Bug: 402658128
Flag: EXEMPT log only update
Test: adb shell cmd protolog_configuration logcat enable WM_SHELL_IME_CONTROLLER WM_DEBUG_CONFIGURATION WM_DEBUG_WINDOW_ORGANIZER
Change-Id: Ibf35a48fc4c5c90ec2cdf3d83a52f9af652e3e4b