change x handle (blockscout#2576)

* change x handle

* change handle in merits program

Author: isstuev

ui/pages/RewardsDashboard.tsx

@@ -35,7 +35,7 @@ const RewardsDashboard = () => {
     return null;
   }
 
-  let shareText = `Claim your free @blockscoutcom #Merits and start building your daily streak today! #Blockscout #Merits #IYKYK\n\nBoost your rewards instantly by using my referral code: ${ referralsQuery.data?.link }`; // eslint-disable-line max-len
+  let shareText = `Claim your free @blockscout #Merits and start building your daily streak today! #Blockscout #Merits #IYKYK\n\nBoost your rewards instantly by using my referral code: ${ referralsQuery.data?.link }`; // eslint-disable-line max-len
 
   if (dailyRewardQuery.data?.streak && Number(dailyRewardQuery.data.streak) > 0) {
     const days = `day${ Number(dailyRewardQuery.data.streak) === 1 ? '' : 's' }`;

ui/rewards/login/steps/CongratsStepContent.tsx

@@ -22,7 +22,7 @@ const CongratsStepContent = ({ isReferral }: Props) => {
   const referralReward = Number(registrationWithReferralReward) - Number(registrationReward);
 
   const refLink = referralsQuery.data?.link || 'N/A';
-  const shareText = `I joined the @blockscoutcom Merits Program and got my first ${ registrationReward || 'N/A' } #Merits! Use this link for a sign-up bonus and start earning rewards with @blockscoutcom block explorer.\n\n${ refLink }`; // eslint-disable-line max-len
+  const shareText = `I joined the @blockscout Merits Program and got my first ${ registrationReward || 'N/A' } #Merits! Use this link for a sign-up bonus and start earning rewards with @blockscout block explorer.\n\n${ refLink }`; // eslint-disable-line max-len
 
   const textColor = useColorModeValue('blue.700', 'blue.100');
   const dividerColor = useColorModeValue('whiteAlpha.800', 'whiteAlpha.100');

ui/snippets/footer/Footer.tsx

@@ -53,7 +53,7 @@ const Footer = () => {
       icon: 'social/twitter' as const,
       iconSize: '18px',
       text: 'X (ex-Twitter)',
-      url: 'https://www.twitter.com/blockscoutcom',
+      url: 'https://x.com/blockscout',
     },
     {
       icon: 'social/discord' as const,