docs: combine NOTE lines that were accidentally split

Commit 6f78e2a split apart the lines of the note, which looks like
a mistake.

I also added a comma between the first two items.

Author: eric-seppanen

clap_builder/src/builder/arg.rs

@@ -1762,12 +1762,11 @@ impl Arg {
     ///
     /// <div class="warning">
     ///
-    /// **NOTE:** Implicitly sets [`Arg::action(ArgAction::Set)`] [`Arg::num_args(1..)`],
+    /// **NOTE:** Implicitly sets [`Arg::action(ArgAction::Set)`], [`Arg::num_args(1..)`],
+    /// [`Arg::allow_hyphen_values(true)`], and [`Arg::last(true)`] when set to `true`.
     ///
     /// </div>
     ///
-    /// [`Arg::allow_hyphen_values(true)`], and [`Arg::last(true)`] when set to `true`.
-    ///
     /// [`Arg::action(ArgAction::Set)`]: Arg::action()
     /// [`Arg::num_args(1..)`]: Arg::num_args()
     /// [`Arg::allow_hyphen_values(true)`]: Arg::allow_hyphen_values()