Avoid error from -Werror=type-limits on GCC 11

Author: dsnopek

src/godot.cpp

@@ -271,7 +271,14 @@ GDExtensionBool GDExtensionBinding::init(GDExtensionInterfaceGetProcAddress p_ge
 	} else if (internal::godot_version.minor != GODOT_VERSION_MINOR) {
 		compatible = internal::godot_version.minor > GODOT_VERSION_MINOR;
 	} else {
+#if GODOT_VERSION_PATCH > 0
 		compatible = internal::godot_version.patch >= GODOT_VERSION_PATCH;
+#else
+		// Since internal::godot_version.patch is unsigned, it must be greater
+		// than or equal to GODOT_VERSION_PATCH which is zero. This avoids an
+		// error from -Werror=type-limits on GCC.
+		compatible = true;
+#endif
 	}
 	if (!compatible) {
 		// We need to use snprintf() here because vformat() uses Variant, and we haven't loaded