Include raw read value in PSU sensor conversion error messages.

When a PSU sensor fails to convert read data to a number, the error message now includes the raw value that failed conversion to aid in debugging. Corresponding unit tests have been updated and expanded to verify this behavior.

Google-Bug-Id:534801029
PiperOrigin-RevId: 968074336
Change-Id: Icb826ca0f0ecb413d4dd9d4ef1e2c31a49388ed8
1 file changed