Add autocomplete="new-password" to password fields (rails#52491)

Added `autocomplete="new-password"` to help password managers.

Author: dixpac

railties/lib/rails/generators/erb/authentication/templates/views/passwords/edit.html.erb

@@ -3,7 +3,7 @@
 <%%= tag.div(flash[:alert], style: "color:red") if flash[:alert] %>
 
 <%%= form_with url: password_path(params[:token]), method: :put do |form| %>
-  <%%= form.password_field :password, required: true, autocomplete: "off", placeholder: "Enter new password", maxlength: 72 %><br>
-  <%%= form.password_field :password_confirmation, required: true, autocomplete: "off", placeholder: "Repeat new password", maxlength: 72 %><br>
+  <%%= form.password_field :password, required: true, autocomplete: "new-password", placeholder: "Enter new password", maxlength: 72 %><br>
+  <%%= form.password_field :password_confirmation, required: true, autocomplete: "new-password", placeholder: "Repeat new password", maxlength: 72 %><br>
   <%%= form.submit "Save" %>
 <%% end %>