feat: Add support for printing conventional commit types and examples in fzf-opencommit script

fix(fzf-opencommit.sh): Add a function to sort and save the opencommit commands in ~/.opencommit file for better organization and user experience.

It looks like you've added new functions to configure OpenCommit using fzf, a command-line fuzzy finder. The changes include:

feat(README.md): add installation instructions for fzf-opencommit

It appears you have a bash script that uses the `fzf` command to interactively select values for various configuration options in an OpenCommit (oco) tool. The script provides functions to update the following configuration settings:

Initial commit