🪝 new: Addition of filter hook to helper method for catalog mood setting by vendor

[devAsadNur]

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• My code follows the WordPress' coding standards
• My code satisfies feature requirements
• My code is tested
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Changes proposed in this Pull Request:

Added dokan_catalog_mood_setting_by_vendor filter hook to helper method for catalog mood setting by the vendor.

How to test the changes in this Pull Request:

Changelog entry

new: Addition of filter hook to helper method for catalog mood setting by vendor

PR Self Review Checklist:

• Code is not following code style guidelines
• Bad naming: make sure you would understand your code if you read it a few months from now.
• KISS: Keep it simple, Sweetie (not stupid!).
• DRY: Don't Repeat Yourself.
• Code that is not readable: too many nested 'if's are a bad sign.
• Performance issues
• Complicated constructions that need refactoring or comments: code should almost always be self-explanatory.
• Grammar errors.

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• Correct — Does the change do what it’s supposed to? ie: code 100% fulfilling the requirements?
• Secure — Would a nefarious party find some way to exploit this change? ie: everything is sanitized/escaped appropriately for any SQL or XSS injection possibilities?
• Readable — Will your future self be able to understand this change months down the road?
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