[Feature]: add support for images of `awebp` extension

[leinad59]

前置阅读 | Pre-reading

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PicGo的版本 | PicGo Version

v2.4.0-beta.6

系统信息 | System Information

Mac(arm64)

功能请求 | Feature request

I failed uploading awebp image from Juejin to Picgo, here is the log:

2024-06-19 11:20:19 [PicGo ERROR] 
------Error Stack Begin------
Error: No mime type found for file 9bf02376c1db4de0bb4ee3b1050ccef7~tplv-k3u1fbpfcp-zoom-in-crop-mark:1512:0:0:0.awebp
    at ut (/Applications/PicGo.app/Contents/Resources/app.asar/node_modules/picgo/dist/index.cjs.js:1:34565)
    at Object.pt [as handle] (/Applications/PicGo.app/Contents/Resources/app.asar/node_modules/picgo/dist/index.cjs.js:1:35264)
    at je.doUpload (/Applications/PicGo.app/Contents/Resources/app.asar/node_modules/picgo/dist/index.cjs.js:1:19857)
    at je.start (/Applications/PicGo.app/Contents/Resources/app.asar/node_modules/picgo/dist/index.cjs.js:1:18616)
    at processTicksAndRejections (node:internal/process/task_queues:96:5)
    at async $t.upload (/Applications/PicGo.app/Contents/Resources/app.asar/node_modules/picgo/dist/index.cjs.js:1:74902)
    at async Object.upload (/Applications/PicGo.app/Contents/Resources/app.asar/index.js:2:686906)
    at async hr (/Applications/PicGo.app/Contents/Resources/app.asar/index.js:2:689655)
-------Error Stack End-------

I'm wondering if we can support awebp images?

[Molunerfinn]

OK, I will take a look