LONDON (Reuters) -British Prime Minister Boris Johnson said on Wednesday that he believed the actions of Russian President Vladimir Putin towards Ukraine already qualified as a war crime. The office of the prosecutor of the International Criminal Court on Monday said it would seek court approval to open an investigation into alleged war crimes in Ukraine. “What we have seen already from Vladimir Putin’s regime in the use of the munitions that they have already been dropping on innocent civilians … in my view already fully qualifies as a war crime,” Johnson told parliament. Fierce fighting an…