I think the exact wording of the text matters here. If it was “Heads up buddy, the police are coming to your door” that’s collusion.
But if it was “I’m hearing you might be indicted what’s your comment?” that’s something reporters routinely do.
The fact that it was a text message instead of a phone call suggests the first instead of the second, but we we’d need to see the text to be sure.
It was a planned political operation.
Lemon was involved.
Here is an article from before it crashed and burned. Don Lemon texts Jussie Smollet everyday.
https://www.yahoo.com/entertainment/don-lemon-says-texts-jussie-162151709.html