Update javadoc for EXTRA_PROVISIONING_ORGANIZATION_NAME

That extra is not used for trusted source provisioning anymore.
It is only respected for financed device provisioning.

Bug: 180097664
Test: compiled
Test: tested in the ManagedProvisioning CL
Change-Id: I3451aec0e05e03c5874772642624b1a82eadce2b
1 file changed