fix(web): remove attachment icon if there is no attachment

Author: alcercu

web/src/components/EvidenceCard.tsx

@@ -30,7 +30,7 @@ const EvidenceCard: React.FC<IEvidenceCard> = ({ evidence, sender, index }) => {
       <BottomShade>
         <Jazzicon diameter={24} seed={jsNumberForAddress(sender)} />
         <p>{shortenAddress(sender)}</p>
-        {data && (
+        {data && typeof data.fileURI !== "undefined" && (
           <StyledA
             href={`https://cloudflare-ipfs.com${data.fileURI}`}
             target="_blank"