$replace rules with comma work incorrectly

[AdamWr]

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• Filters were updated before reproducing an issue
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AdGuard Extension version

4.4.30

Browser version

Firefox

OS version

Windows 11

Ad Blocking

AdGuard Base filter

Privacy

No response

Social

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Annoyances

No response

Security

No response

Other

No response

Language-specific

No response

What Tracking protection options do you have enabled?

No response

Issue Details

Steps to reproduce:

1. Add this rule:

||example.org^$replace=/Example Domain/Example\, Domain/

2. Go to - https://example.org/

Expected Behavior

Content should be modified to:

Example, Domain

Actual Behavior

Content is modified to:

Example\, Domain

Screenshots

Screenshot extension Firefox

Additional Information

According to documentation, a comma , should be escaped in $replace rules and if it's not escaped then rule is not applied.
The problem is that \ is added to the content but should not be and in the app it is not.

Screenshot app for Windows

https://adguard.com/kb/general/ad-filtering/create-own-filters/#replace-modifier

In the $replace value, two characters must be escaped: comma , and dollar sign $. Use backslash \ for it. For example, an escaped comma looks like this: \,.