[Bug]: double alias in papermod post papermod-faq.md

[scan-dev]

What happened?

there is a duplicate alias in front-matter generating error:

Error: error building site: process: readAndProcessContent: "/builds/demos/hugo/content/posts/papermod/papermod-faq.md:9:1": [8:1] mapping key "aliases" already defined at [4:1]
   5 | tags: ["PaperMod", "Docs"]
   6 | author: ["PaperMod Contributors"]
   7 | draft: true
>  8 | aliases: [/posts/papermod/papermod-how-to]
       ^
   9 | weight: 3

Page:
https://github.com/adityatelange/hugo-PaperMod/blob/exampleSite/content/posts/papermod/papermod-faq.md

Steps to reproduce

open page: Page:
https://github.com/adityatelange/hugo-PaperMod/blob/exampleSite/content/posts/papermod/papermod-faq.md
2. remove a aliases first or second
3. problem gone

Hugo Version

Hugo >= 0.146.0 (Recommended - Minimum version required for PaperMod)

PaperMod Version

master

What kind of devices are you seeing the problem on?

No response

What browsers are you seeing the problem on?

No response

Browser Version

No response

Relevant log output

Error: error building site: process: readAndProcessContent: "/builds/demos/hugo/content/posts/papermod/papermod-faq.md:9:1": [8:1] mapping key "aliases" already defined at [4:1]
   5 | tags: ["PaperMod", "Docs"]
   6 | author: ["PaperMod Contributors"]
   7 | draft: true
>  8 | aliases: [/posts/papermod/papermod-how-to]
       ^
   9 | weight: 3

Repository/Source Code link where this issue can be reproduced

https://github.com/adityatelange/hugo-PaperMod/blob/exampleSite

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