Update clippy_utils/src/higher.rs

Co-authored-by: Cameron Steffen <cam.steffen94@gmail.com>

Author: smoelius

clippy_utils/src/higher.rs

@@ -607,7 +607,7 @@ impl FormatArgsExpn<'tcx> {
 /// Type representing a `FormatArgsExpn`'s format arguments
 pub struct FormatArgsArg<'fmt, 'tcx> {
     /// An element of `value_args` according to `position`
-    pub value: &'fmt Expr<'tcx>,
+    pub value: &'tcx Expr<'tcx>,
     /// An element of `args` according to `position`
     pub arg: &'tcx Expr<'tcx>,
     /// An element of `fmt_expn`