style: improve code formatting and test readability

- Add consistent trailing commas in function parameters
- Fix string quote style in test files (single -> double quotes)
- Improve readability of long function calls by breaking into multiple lines
- Format CLI argument definitions consistently
- Clean up whitespace in docstrings and function signatures

The changes focus on code style consistency across the codebase,
particularly in sierra_status/src and tests directories.

update the package version

Update Build_Executable.yml

Update the readme for Windows installation

Update build_exe.yml

Update the readme for Windows installation

Adding support for HL78xx custom commands

- Adding a new set of commands to support HL78xx LPWA modules.
- Adding a new CLI option to handle the baud rate (default 115200) and update all relevant methods
-  refactor methods name from 'em' to 'module'
- adding and updating the test per new changes.
- update the version to 0.1.2

Solve the bug that AT+COPS=? not working

- solve the bug for AT+COPS=? in `-s` options not working.
- adding spinner indicator when reading
- adding newline for AT+COPS=?
- update the package for
- Update the unit test per the above changes
- Update the package to version v0.1.1
- Update .gitignore

Update readme, version

update version to 0.1.0 to make it first public release