Adding files for BAEL-2968

spring-boot-parent/spring-boot-with-custom-parent/src/main/java/com/baeldung/customparent/SpringBootStarterCustomParentApplication.java

@@ -0,0 +1,13 @@
+package com.baeldung.customparent;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class SpringBootStarterCustomParentApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(SpringBootStarterCustomParentApplication.class, args);
+        System.out.println("Spring boot application running without starter parent");
+    }
+}