fix(docs): close code block in query_builder.rs
and I were playing around with counting lines using regex and noticed that SQLx had an odd number of ` ``` ` and got a little nerd-sniped trying to find it.
@@ -380,6 +380,7 @@ where
/// // 16383 * 4 = 65532
/// assert_eq!(arguments.len(), 65532);
/// }
+ /// ```
pub fn push_tuples<I, F>(&mut self, tuples: I, mut push_tuple: F) -> &mut Self
where
I: IntoIterator,
