init: update i2c bus numbers and move initialization to ueventd

Update the i2c bus numbers to use the statically assigned numbers
configured in the kernel device tree. In addition, use ueventd to set
the ACL for the i2c devices.

Bug: 291606723
Test: performance boot testing
Test: verify selinux labelling with ls -Z on the modified device nodes
Change-Id: Ib412510e4b6c086c978ad5487486323685732cae
5 files changed