File fix-vst3-path.patch of Package ardour

diff -wru Ardour-7.0.0/libs/ardour/plugin_manager.cc Ardour-7.0.0.fix/libs/ardour/plugin_manager.cc
--- Ardour-7.0.0/libs/ardour/plugin_manager.cc	2022-10-14 23:38:04.000000000 +0200
+++ Ardour-7.0.0.fix/libs/ardour/plugin_manager.cc	2022-10-16 17:06:52.262405074 +0200
@@ -316,7 +316,7 @@
 		if ((s = getenv ("VST3_PATH"))) {
 			Config->set_plugin_path_vst3 (s);
 		} else {
-			Config->set_plugin_path_vst3 ("");
+			Config->set_plugin_path_vst3 ("/usr/lib64/vst3");
 		}
 	}