Calculator: RU translation

Change-Id: I6953ae2b62521cff59aa2541706f0dc50423c431

Patch set 2: Update translation

Change-Id: I6804c77568704f0ea957186e1702a11eb3df685e

Patch set 3: Update translation

Change-Id: I544aeab27ac487c0c3ce59e3a0b2e2c34ddf770e