Drop default context test

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01QFdXntVjtQrXwQLh4vJq2T

src/test/java/com/test/payment/PaymentApplicationTests.java

@@ -1,13 +0,0 @@
-package com.test.payment;
-
-import org.junit.jupiter.api.Test;
-import org.springframework.boot.test.context.SpringBootTest;
-
-@SpringBootTest
-class PaymentApplicationTests {
-
-	@Test
-	void contextLoads() {
-	}
-
-}