Fix spacing between icons and labels in settings/admin interface (#31728)

app/helpers/application_helper.rb

@@ -106,11 +106,16 @@ module ApplicationHelper
   end
 
   def material_symbol(icon, attributes = {})
+    safe_join(
+      [
         inline_svg_tag(
           "400-24px/#{icon}.svg",
           class: ['icon', "material-#{icon}"].concat(attributes[:class].to_s.split),
           role: :img,
           data: attributes[:data]
+        ),
+        ' ',
+      ]
     )
   end