Scraping dies with "Input buffer contains unsupported image format" if logo returns 301

[benoit74]

Zimfarm recipe: https://farm.openzim.org/recipes/encyclopediaofmath.org_en_all

Zim-request details: https://github.com/openzim/zim-requests/issues/964#issuecomment-2124736481

Log:

[error] [2024-05-22T12:56:44.462Z] Failed to run mwoffliner after [18s]: {
	"stack": "Error: Input buffer contains unsupported image format",
	"message": "Input buffer contains unsupported image format"
}
[error] [2024-05-22T12:56:44.462Z] 

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Input buffer contains unsupported image format

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It is pretty hard to tell which image has been grabbed and failed to be read, making the fix even more delicate.