TS types issue when using with exactOptionalPropertyTypes enabled

### Verify canary release - [X] I verified that the issue exists in the latest Next.js canary release ### Provide environment information ```bash Operating System: Platform: linux Arch: x64 Version: #1 SMP Fri Jan 27 02:56:13 UTC 2023 Binaries: Node: 18.14.0 npm: 9.3.1 Yarn: N/A pnpm: N/A Relevant packages: next: 13.4.4 eslint-config-next: 13.0.0 react: 18.2.0 react-dom: 18.2.0 typescript: 5.0.2 ``` ### Which area(s) of Next.js are affected? (leave empty if unsure) TypeScript (plugin, built-in types) ### Link to the code that reproduces this issue or a replay of the bug https://codesandbox.io/p/sandbox/gracious-tree-kid4q2?file=%2Fapp%2Fpage.tsx%3A14%2C1-15%2C1 ### To Reproduce To reproduce the problem, enable [`exactOptionalPropertyTypes` option](https://www.typescriptlang.org/tsconfig/exactOptionalPropertyTypes.html) in `tsconfig.json` (as well as `strict`) and try to delegate `onClick` (or any other prop) to `Link`: ```tsx import Link from "next/link"; function LinkWrapper({ onClick, }: { onClick?: React.MouseEventHandler<HTMLAnchorElement>; }) { return ( <Link href="#" onClick={onClick}> Hello, world! </Link> ); } ``` ...and you'll get: ``` Type '{ children: string; href: string; onClick: MouseEventHandler<HTMLAnchorElement> | undefined; }' is not assignable to type 'InternalLinkProps' with 'exactOptionalPropertyTypes: true'. Consider adding 'undefined' to the types of the target's properties. Types of property 'onClick' are incompatible. Type 'MouseEventHandler<HTMLAnchorElement> | undefined' is not assignable to type 'MouseEventHandler<HTMLAnchorElement>'. Type 'undefined' is not assignable to type 'MouseEventHandler<HTMLAnchorElement>'.typescript(2375) ``` See screenshot:  ### Describe the Bug The problem comes from TypeScript, with `exactOptionalPropertyT…