Hmm. far be it from me to defend the Oompah Loomp, but if there was 6 seconds to go, he would know that & realise they were going to win it, so I think it’s highly likely he’s sarcastically applauding their own win, … after being so far up & going to water, & the frustration he showed, it would make sense.
At the coaches association , (Straight out of Family Guy)
Leppa: What about the “writing angry letters and not sending them” exercise?
Rocket Eade: Aw geez, I wasn’t supposed to send those?
Dimma: Look, I got a letter from Rocket! Dear Dimma, for the first four years of your coaching life, I thought you were a housecat. Rocket!
Clarko: Dear Clarko, get out. Oh, that’s nice.
Brad Scott: Mine just says Dear Brad, and after that it looks like someone just spit on the paper.