const-oid: add `ObjectIdentifierRef` (#1305) #499

Job	Run time
build (1.65.0, thumbv7em-none-eabi)	1m 49s
build (1.65.0, wasm32-unknown-unknown)	1m 50s
test (1.65.0)	1m 50s
test (stable)	26s
build (stable, thumbv7em-none-eabi)	22s
build (stable, wasm32-unknown-unknown)	22s
minimal-versions / minimal-versions	35s
	7m 14s

Provide feedback