v5.0.0 - rename package, modern update

Code commits since last release.

This is a significant change and should now be easier to use.

Breaking changes

Node.js v20 is now the minimum supported version.

The npm package name has changed from alternate-node-red-installer to @totallyinformation/nrinstall to allow easier running from npx. The old published package has now be deprecated.

Other changes

• MAJOR: You can now run the installer directly with npx without installing globally: npx @totallyinformation/nrinstall -f <root folder name>.
• MAJOR: The command line command is now nrinstall (if you install globally) or npx @totallyinformation/nrinstall (if you don't install globally).
• Dependencies updated.
• MAJOR: Changed name from alternate-node-red-installer to @totallyinformation/nrinstall to allow easier running from npx.
• MAJOR: Updated the template example-settings.js file to be current with at least v4.1.8 of Node-RED.
• Changed to ESM modules.
• Updated the dependencies to the latest versions.