rename class and remove test

Author: mama-samba-braima

src/main/java/com/amigoscode/JavaSpringbootFullStackApplication.java renamed to src/main/java/com/amigoscode/Main.java

@@ -4,10 +4,10 @@
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 
 @SpringBootApplication
-public class JavaSpringbootFullStackApplication {
+public class Main {
 
     public static void main(String[] args) {
-        SpringApplication.run(JavaSpringbootFullStackApplication.class, args);
+        SpringApplication.run(Main.class, args);
     }
 
 }