[SharedCache] Skip processing .atlas files

The atlas files include section name info on images, its not helpful for us and skipping it altogether will remove an unneeded error related to parsing this other format

Author: emesare

view/sharedcache/core/SharedCacheBuilder.cpp

@@ -31,6 +31,9 @@ bool SharedCacheBuilder::AddFile(
 	// Skip map files, they contain some nice information... we don't use.
 	if (fileName.find(".map") != std::string::npos)
 		return false;
+	// Skip atlas files, they contain some nice information... we don't use.
+	if (fileName.find(".atlas") != std::string::npos)
+		return false;
 	// Skip bndb files!
 	if (fileName.find(".bndb") != std::string::npos)
 		return false;