type: update React.CSSProperties type to Record (#49186)

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update React.CSSProperties type to Record

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Co-authored-by: Parbez <imranbarbhuiya.fsd@gmail.com>

packages/next/src/client/components/error.tsx

@@ -1,6 +1,6 @@
 import React from 'react'
 
-const styles: { [k: string]: React.CSSProperties } = {
+const styles: Record<string, React.CSSProperties> = {
   error: {
     // https://github.com/sindresorhus/modern-normalize/blob/main/modern-normalize.css#L38-L52
     fontFamily:

packages/next/src/pages/_error.tsx

@@ -24,7 +24,7 @@ function _getInitialProps({
   return { statusCode }
 }
 
-const styles: { [k: string]: React.CSSProperties } = {
+const styles: Record<string, React.CSSProperties> = {
   error: {
     // https://github.com/sindresorhus/modern-normalize/blob/main/modern-normalize.css#L38-L52
     fontFamily: