Issue #3301133: Define schema for all filters

Closes #3301133

config/schema/bootstrap_utilities.schema.yml

 # Plugin \Drupal\bootstrap_utilities\Plugin\Filter\TableFilter
-filter_settings.bootstrap_utilities:
-  type: filter
-  label: 'Bootstrap Utilities - Default classes'
+filter_settings.bootstrap_utilities_table_filter:
+  type: mapping
+  label: 'Bootstrap Utilities TableFilter'
   mapping:
     table_remove_width_height:
       type: boolean
@@ -17,4 +17,4 @@ filter_settings.bootstrap_utilities:
       label: 'Adds <code>.table-hover</code> to enable a hover state on table rows within a <code>&lt;tbody&gt;</code>.'
     table_small:
       type: boolean
-      label: 'Adds <code>.table-sm</code> to make tables more compact by cutting cell padding in half.'
\ No newline at end of file
+      label: 'Adds <code>.table-sm</code> to make tables more compact by cutting cell padding in half.'