fix libXrandr (double) loading attempt.

Index: platform/linuxbsd/x11/display_server_x11.cpp
--- platform/linuxbsd/x11/display_server_x11.cpp.orig
+++ platform/linuxbsd/x11/display_server_x11.cpp
@@ -6674,14 +6674,14 @@ DisplayServerX11::DisplayServerX11(const String &p_ren
 	int xrandr_minor = 0;
 	int event_base, error_base;
 	xrandr_ext_ok = XRRQueryExtension(x11_display, &event_base, &error_base);
-	xrandr_handle = dlopen("libXrandr.so.2", RTLD_LAZY);
+	xrandr_handle = dlopen("libXrandr.so", RTLD_LAZY);
 	if (!xrandr_handle) {
 		err = dlerror();
 		// For some arcane reason, NetBSD now ships libXrandr.so.3 while the rest of the world has libXrandr.so.2...
 		// In case this happens for other X11 platforms in the future, let's give it a try too before failing.
 		xrandr_handle = dlopen("libXrandr.so.3", RTLD_LAZY);
 		if (!xrandr_handle) {
-			fprintf(stderr, "could not load libXrandr.so.2, Error: %s\n", err);
+			fprintf(stderr, "could not load libXrandr.so, Error: %s\n", err);
 		}
 	}
 
