Removed the use of any and enabled the rule in eslint.

Now according to me the conversion is final.
Testing is required.

overlord/src/app/employee/employee-list/employee-list-datasource.ts

@@ -45,7 +45,7 @@ export class EmployeeListDataSource extends DataSource<Employee> {
           if (this.paginator) this.paginator.length = x.length;
         }),
       )
-      .pipe(map((x: any) => this.getPagedData(this.getSortedData(x))));
+      .pipe(map((x: Employee[]) => this.getPagedData(this.getSortedData(x))));
   }
 
   disconnect() {}