Pallet-identity `logic error`

All the extrinsics calling do_remove_identity triggered the Logic error: Account already dead when reducing provider during the benchmark of the pallet identity with the runtime.

changed milestone to %runtime-801

added P5-sometimesoon bug labels

assigned to @bgallois

mentioned in issue #186 (closed)

mentioned in commit c2b82831

mentioned in merge request !241 (merged)

closed with commit 7e75570b

mentioned in commit 7e75570b