fix(config): migrate configuration handling from npmextra to smartconfig

ts/mod_commit/index.ts

@@ -9,7 +9,7 @@ import { ReleaseConfig } from '../mod_config/classes.releaseconfig.js';
 
 export const run = async (argvArg: any) => {
   // Read commit config from npmextra.json
-  const npmextraConfig = new plugins.npmextra.Npmextra();
+  const npmextraConfig = new plugins.npmextra.Smartconfig();
   const gitzoneConfig = npmextraConfig.dataFor<{
     commit?: {
       alwaysTest?: boolean;