hide ads when they are not available

Author: medyo

src/features/carbonAds/components/CarbonAd.tsx

@@ -10,7 +10,7 @@ export const CarbonAd = () => {
     },
   })
 
-  if (!ad) {
+  if (!ad || !ad.statlink) {
     return null
   }
 

src/features/carbonAds/types/index.ts

@@ -1,5 +1,5 @@
 export type Ad = {
-  statlink: string,
+  statlink?: string,
   company: string,
   companyTagline: string,
   smallImage: string,