Camera: Do not update state at HAL starts up if state already exists

This is to handle lazy hal, where cameraserver doesn't know HAL goes
away.

Test: Observe that the between QS Torch Tile and Camera App is correct.
Bug: 79374634
Merged-In: I2f802b1c409ba3581f0fcacfc0ac5f6059391139
Change-Id: I2f802b1c409ba3581f0fcacfc0ac5f6059391139