chore: build gradle 탭 사이즈 맞추기

Author: dlsrks1021

backend/build.gradle

@@ -42,7 +42,7 @@ dependencies {
 	testAnnotationProcessor 'org.projectlombok:lombok'
 	testRuntimeOnly 'com.h2database:h2'
 	testImplementation 'org.springframework.security:spring-security-test'
-    testImplementation 'com.github.database-rider:rider-spring:1.44.0'
+	testImplementation 'com.github.database-rider:rider-spring:1.44.0'
 
 	/* ETC */
 	implementation 'org.apache.commons:commons-lang3:3.12.0'