feat: Add coverage for Unicode Space Character Obfuscation

[swachchhanda000]

Summary of the Pull Request

Add coverage for Unicode Space Character Obfuscation

Changelog

update: Suspicious Double Extension Files: add more suspicious extension combination
update: Potential CommandLine Obfuscation Using Unicode Characters From Suspicious Image - add Unicode space character
update: Suspicious Double Extension File Execution: add more suspicious extension combination

Example Log Event

Fixed Issues

SigmaHQ Rule Creation Conventions

• If your PR adds new rules, please consider following and applying these conventions

[nasbench]

Re-ordered the lists for ease of searching in the future.