Revert "Support associated socket for widgets" (#896)

Reverts Comfy-Org/litegraph.js#891

Temporary revert to unblock other PRs (causing test failures; frontend
PR for this has not yet been merged).

src/widgets/NumberWidget.ts

@@ -64,7 +64,7 @@ export class NumberWidget extends BaseWidget implements INumericWidget {
     ctx.fill()
 
     if (show_text) {
-      if (!this.computedDisabled) {
+      if (!this.disabled) {
         ctx.stroke()
         // Draw left arrow
         ctx.fillStyle = this.text_color