Added JUnit dependency to run tests

src/test/java/com/example/demo/DemoApplicationTest.java

@@ -1,6 +1,7 @@
 package com.example.demo;
 
 import org.junit.jupiter.api.Test;
+import org.springframework.boot.SpringApplication;
 import org.springframework.boot.test.context.SpringBootTest;
 
 @SpringBootTest
@@ -9,5 +10,4 @@ class DemoApplicationTest {
 	@Test
 	void contextLoads() {
 	}
-
 }