Test: Add unit tests for clone.go and list.go output functions

[rbansal42]

Description

The clone.go and list.go files in internal/cmd/repo/ have functions that lack unit test coverage.

Missing Tests

clone.go

• extractRepoNameFromURL - URL parsing for various formats
• isURL - URL detection logic
• Edge cases for malformed URLs

list.go

• Output formatting functions
• Table rendering with various data sets
• Edge cases for empty results

Acceptance Criteria

• Add tests for extractRepoNameFromURL with SSH and HTTPS URLs
• Add tests for isURL with various input formats
• Add tests for list output formatting
• Achieve >80% coverage for these files

Labels

• testing
• good-first-issue