code: func (c *Changes) ResourceInstanceDeposed(addr addrs.AbsResourceInstance, key states.DeposedKey) *ResourceInstanceChangeSrc {
  	addrStr := addr.String()
  	for _, rc := range c.Resources {
  		if rc.Addr.String() == addrStr && rc.DeposedKey == key {
  			return rc
  		}
  	}
  
  	return nil
  }
docs: // ResourceInstanceDeposed returns the plan change of a deposed object of
  // the resource instance of the given address, if any. Returns nil if no change
  // is planned.