cs-script 4.9.2.0 አውርድ

- Added new custom commands:
- css -pkill <process name pattern>: terminates the process based on name.
- css -update: updates already installed CS-Script (if detected)
- css -edit <script|custom command>: opens the script in the default editor

- Improved dev experience for css -new:cmd <name>:
- Now name can include dash as a prefix.
- Handle the case when during command creation with -new:cmd the file name is a command that starts with two dashes (e.g. -ver vs --version)handle