fix(identicon): fix wrapper border-radius (#5144)

* fix(identicon): fix wrapper border-radius

* pr feedback

src/components/Identicon/index.tsx

 import jazzicon from '@metamask/jazzicon'
 import { useWeb3React } from '@web3-react/core'
 import useENSAvatar from 'hooks/useENSAvatar'
-import { useLayoutEffect, useMemo, useRef, useState } from 'react'
+import { useCallback, useLayoutEffect, useMemo, useRef, useState } from 'react'
 import styled from 'styled-components/macro'
 
 const StyledIdenticon = styled.div<{ iconSize: number }>`
   height: ${({ iconSize }) => `${iconSize}px`};
   width: ${({ iconSize }) => `${iconSize}px`};
-  border-radius: 1.125rem;
+  border-radius: 50%;
   background-color: ${({ theme }) => theme.deprecated_bg4};
   font-size: initial;
 `
@@ -41,10 +41,12 @@ export default function Identicon({ size }: { size?: number }) {
     return
   }, [icon, iconRef])
 
+  const handleError = useCallback(() => setFetchable(false), [])
+
   return (
     <StyledIdenticon iconSize={iconSize}>
       {avatar && fetchable ? (
-        <StyledAvatar alt="avatar" src={avatar} onError={() => setFetchable(false)}></StyledAvatar>
+        <StyledAvatar alt="avatar" src={avatar} onError={handleError}></StyledAvatar>
       ) : (
         <span ref={iconRef} />
       )}

src/nft/components/profile/view/ProfileAccountDetails.tsx

@@ -17,7 +17,11 @@ export const ProfileAccountDetails = () => {
     setCopied(account ?? '')
   }, [account, setCopied])
 
-  return account ? (
+  if (!account) {
+    return null
+  }
+
+  return (
     <Row className={headlineLarge} marginBottom="48" gap="4">
       <Identicon size={60} />
       <Box textOverflow="ellipsis" overflow="hidden" marginLeft="8">
@@ -36,5 +40,5 @@ export const ProfileAccountDetails = () => {
         </Box>
       </MouseoverTooltip>
     </Row>
-  ) : null
+  )
 }