Improve example text

Author: Ype Kingma

clippy_lints/src/lifetimes_bound_nested_ref.rs

@@ -48,8 +48,7 @@ declare_clippy_lint! {
     /// ### Known problems
     /// It is not known whether this covers all cases in issue 25860.
     ///
-    /// ### Example
-    /// The `val_a` argument implies a lifetimes bound:
+    /// ### Example, the `val_a` argument implies a lifetimes bound:
     /// ```no_run
     /// pub const fn lifetime_translator<'a, 'b, T>(val_a: &'a &'b (), val_b: &'b T) -> &'a T {...}
     /// ```
@@ -72,12 +71,10 @@ declare_clippy_lint! {
     /// Such generic lifetime bounds are redundant.
     ///
     /// ### Known problems
-    /// Removing redundant lifetime bounds
-    /// should only be done after the compiler
+    /// Removing redundant lifetime bounds should only be done after the compiler
     /// has been fixed to deal correctly with implied lifetime bounds.
     ///
-    /// ### Example
-    /// The `val_a` argument implies a lifetimes bound:
+    /// ### Example, the `val_a` argument implies a lifetimes bound:
     /// ```no_run
     /// pub const fn lifetime_translator<'a, 'b: 'a, T>(val_a: &'a &'b (), val_b: &'b T) -> &'a T {...}
     /// ```