Resolve "Detect technologies in sub directories"

What does this MR do?

Detect technologies in sub-directories, simply detection logic, ignore some directories like "vendor", "test", etc.

Why was this MR needed?

SAST will not run the adequate analyzer if the source code of the project is some sub-directory.

Does this MR meet the acceptance criteria?

• Changelog entry added, if necessary
• Documentation created/updated
• Tests added for this feature/bug

What are the relevant issue numbers?

Closes #22, #47, #65