docs: Remove references to global settings

These were copied over from the original `AppSettings` and never updated
despite never being relevant in this context.

Author: epage

src/builder/command.rs

@@ -946,9 +946,6 @@ impl Command {
 
     /// Try not to fail on parse errors, like missing option values.
     ///
-    /// **Note:** Make sure you apply it as `global_setting` if you want this setting
-    /// to be propagated to subcommands and sub-subcommands!
-    ///
     /// **NOTE:** This choice is propagated to all child subcommands.
     ///
     /// # Examples
@@ -1132,9 +1129,6 @@ impl Command {
     ///
     /// Defaults to `false`; subcommands have independent version strings from their parents.
     ///
-    /// **Note:** Make sure you apply it as `global_setting` if you want this setting
-    /// to be propagated to subcommands and sub-subcommands!
-    ///
     /// **NOTE:** This choice is propagated to all child subcommands.
     ///
     /// # Examples
@@ -2841,9 +2835,6 @@ impl Command {
     ///             values   subcommand
     /// ```
     ///
-    /// **Note:** Make sure you apply it as `global_setting` if you want this setting
-    /// to be propagated to subcommands and sub-subcommands!
-    ///
     /// # Examples
     ///
     /// ```rust