Fix interval parsing for different cases

src/commands/reminder_cmds.rs

@@ -619,7 +619,7 @@ pub async fn multiline(
 )]
 pub async fn remind(
     ctx: ApplicationContext<'_>,
-    #[description = "A description of the time to set the reminder for"]
+    #[description = "The time (and optionally date) to set the reminder for"]
     #[autocomplete = "time_hint_autocomplete"]
     time: String,
     #[description = "The message content to send"] content: String,