Update E0716.md

Clearer wording

Author: carschandler

compiler/rustc_error_codes/src/error_codes/E0716.md

@@ -30,9 +30,8 @@ let q = p;
 
 Whenever a temporary is created, it is automatically dropped (freed) according
 to fixed rules. Ordinarily, the temporary is dropped at the end of the enclosing
-statement -- in this case, after the outer `let` that assigns to `p`. This is
-illustrated in the example above by showing that `tmp` would be freed as we exit
-the block.
+statement -- in this case, after the `let p`. This is illustrated in the example
+above by showing that `tmp` would be freed as we exit the block.
 
 To fix this problem, you need to create a local variable to store the value in
 rather than relying on a temporary. For example, you might change the original