Remove Display trait impl for Token

[sinon]

Why?

Not needed anymore. Will make getting rid of the 'de lifetime easier

[codecov-commenter]

Codecov Report

❌ Patch coverage is 0% with 6 lines in your changes missing coverage. Please review.
✅ Project coverage is 84.5%. Comparing base (8232ad4) to head (9f09523).
✅ All tests successful. No failed tests found.

Files with missing lines	Patch %	Lines
crates/loxide/src/interpreter.rs	0.0%	6 Missing ⚠️

Additional details and impacted files

Files with missing lines	Coverage Δ
crates/lexer/src/lib.rs	100.0% <ø> (ø)
crates/loxide/src/interpreter.rs	73.1% <0.0%> (ø)