fix(autoupdate): remove any whitespace from hash (#3579)
fix(autoupdate): remove any whitespace from hash (#3579)

Allow extracting hashes with containing spaces and newlines
(e.g. `ef 5d 41 08 32 9c 71 b4 b5 b6 0f be 2f bc 49 ac ef 86 69 49 42 e8 37 65 a4 86 30
 10 ea be 0d 79`)

FreeCad Example:
```json
"hash": {
    "url": "$url-SHA256.txt",
    "regex": "(?sm):\\s+([a-f\\d\\s]+)CertUtil"
}
```
coonce/scoop,rasa/scoop,nikolasd/scoop,kodybrown/scoop,lukesampson/scoop