fix(tests & jsonl): Improve test structure and refine JSONL parsing for incomplete data

ts/00_commitinfo_data.ts

@@ -3,6 +3,6 @@
  */
 export const commitinfo = {
   name: '@fin.cx/opendata',
-  version: '1.4.5',
+  version: '1.4.6',
   description: 'A TypeScript library for accessing, managing, and updating open business data, focused on German companies and integrating with MongoDB.'
 }

ts/classes.jsonldata.ts

@@ -96,8 +96,9 @@ export class JsonlDataProcessor<T> {
               },
               finalFunction: async (streamToolsArg) => {
                 console.log(`finished processing ${totalRecordsCounter} records.`);
-                if (!nextRest) return;
-                JSON.parse(nextRest);
+                if (nextRest) {
+                  JSON.parse(nextRest);
+                };
                 done.resolve();
               },
             })