Update RU translations for v40

(cherry picked from commit 73454fe960306ed5c46a480190d98f14dd4c282b)

Conflicts:
	res/values-ru/cr_strings.xml
Bluetooth:GAP: Handle exception while unregistering the Receiver

Handle the IllegalArgumentException while unregistering the
Receiver.

Usually when user presses both cancel and okay for the disconnect
dialog, OnClickListener will be called twice for both options,
and for the second time it is expected that receiver would have
already unregistered.

Change-Id: I36e30d551df76b7cfd1754305a1087578fd4a275
CRs-Fixed: 595648
(cherry picked from commit ce537f558589b8d859860a17ab37575a71adf8fa)