v1.179.0-rc.0

add pager to atmos describe affected command @samtholiya (#1255)

## what

• Updated describe affected with pager

why

• Makes easier for users to view the content

references

• DEV-3182

Summary by CodeRabbit

• Refactor

  • Improved modularity and maintainability of the "describe affected" command, including more robust CLI argument parsing and error handling for conflicting flags.
  • Separated argument parsing from execution logic, enhancing testability and code clarity.
  • Refactored syntax highlighting utilities for clearer lexer and formatter selection with terminal presence caching.

• Bug Fixes

  • Corrected a YAML configuration to reference the intended Terraform output variable.
  • Updated test snapshots and test cases for accurate YAML formatting and pager settings.

• Tests

  • Added and updated unit tests for CLI argument parsing, command execution, and syntax highlighting, including new mock implementations for better test coverage.

• Style

  • Improved code readability and structure in syntax highlighting utilities.