Minor type fix 2

plugins/geometry-generator/src/AGeometryGenerator.ts

@@ -72,7 +72,7 @@ export abstract class AGeometryGenerator<Tp=any> implements GeometryGenerator<Tp
         if (!geometry.userData.generationParams) return []
         const ui = generateUiConfig(geometry.userData.generationParams)
             // @ts-expect-error we assume only functions will be generated since its an object
-            .map(v=>v())
+            ?.map(v=>v())
             .filter(v=>getOrCall(v.property)?.[1] !== 'type')
         ui.forEach(u=> {
             u.onChange = () => this.generate(geometry)