Remove acknowledgements section lest I forget someone

Author: ecstatic-morse

posts/inside-rust/2019-11-23-const-if-match.md

@@ -146,7 +146,3 @@ want to be here.
 [`const-eval`]: https://github.com/rust-lang/const-eval
 [drop]: https://github.com/rust-lang/const-eval/blob/master/static.md#drop
 [interior-mut]: https://github.com/rust-lang/const-eval/blob/master/const.md#2-interior-mutability
-
-## Acknowledgements
-
-TODO