logging for Seeding.java

src/main/java/hdm/mi/growbros/config/Seeding.java

@@ -25,6 +25,7 @@ public class Seeding {
         return (args) -> {
             if (plantRepository.count() > 0) {
                 log.info("Plants table is not empty, seeding will be skipped.");
+                log.info("If you wish to seed the database, manually clear the plants table and re-run the application.");
                 return;
             }