We will never know the truth. But it has to be said that the opposition parties that brought about the vote of no-confidence had tried to muster the strength to do so a year prior and failed. They had restarted to talk about a No-confidence vote months before the Ukraine/Russia war and had started to slowly form the alliance to do so [1].

[1] Jan 13 https://www.dawn.com/news/1669107 The vote happened early April