Fix packages/examples/src/examples/rule.ts for review update

Co-authored-by: Stefan Dirix <sdirix@eclipsesource.com>

Author: lucas-koehler

packages/examples/src/examples/rule.ts

@@ -113,8 +113,8 @@ export const uischema = {
             effect: 'SHOW',
             condition: {
               scope: '#',
-              validate: (data: any) => {
-                return !data.dead && data.kindOfVegetables !== 'All';
+              validate: (context: ValidateFunctionContext) => {
+                return !context.data.dead && context.data.kindOfVegetables !== 'All';
               },
             },
           },