Add "Bbcode" -> "BBCode" editor capitalization

This property name is used in RichTextLabel.

(cherry picked from commit 81858da2e66d04a766a9036dc94658d95ce1297f)

editor/editor_property_name_processor.cpp

@@ -129,6 +129,7 @@ EditorPropertyNameProcessor::EditorPropertyNameProcessor() {
 	capitalize_string_remaps["armeabi-v7a"] = "armeabi-v7a";
 	capitalize_string_remaps["arvr"] = "ARVR";
 	capitalize_string_remaps["astc"] = "ASTC";
+	capitalize_string_remaps["bbcode"] = "BBCode";
 	capitalize_string_remaps["bg"] = "BG";
 	capitalize_string_remaps["bidi"] = "BiDi";
 	capitalize_string_remaps["bp"] = "BP";