Add docs to disabe remote calls for block patterns (#33930)

Adds a new section to the editor filters documentation
for the filter `should_load_remote_block_patterns`

Fixes #32591

docs/reference-guides/filters/editor-filters.md

@@ -134,3 +134,15 @@ The Block Directory enables installing new block plugins from [WordPress.org.](h
 
 remove_action( 'enqueue_block_editor_assets', 'wp_enqueue_editor_block_directory_assets' );
 ```
+
+### Block Patterns
+
+#### `should_load_remote_block_patterns`
+
+Default `true`. The filter is checked when registering remote block patterns, set to false to disable.
+
+For example, to disable use:
+
+```
+add_filter( 'should_load_remote_block_patterns', '__return_false' );
+```