Merge pull request #17510 from jnuricumbo/fix-missing-savestate-type-orbitcontrols

TS: Add missing method saveState type in OrbitControl.d.ts

examples/jsm/controls/OrbitControls.d.ts

@@ -63,6 +63,8 @@ export class OrbitControls {
 
 	update(): void;
 
+	saveState(): void;
+
 	reset(): void;
 
 	dispose(): void;