refactor: replace format! with concat! for string literals

[Integral-Tech]

Description

• Replace format! with concat! for string literals

Motivation and Context

• Although format! macro is very powerful, it introduces overhead of memory allocation on the heap compared to &str. Therefore, when format! macro is unnecessary, we should avoid using it.

How Has This Been Tested?

Screenshots / Logs (if applicable)

Types of Changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Documentation (no code change)
• Refactor (refactoring production code)
• Other

Checklist:

• My code follows the code style of this project.
• I have updated the documentation accordingly.
• I have formatted the code with rustfmt.
• I checked the lints with clippy.
• I have added tests to cover my changes.
• All new and existing tests passed.