fix: checkstyle

Signed-off-by: LE SAULNIER Kevin <[email protected]>

Author: LE SAULNIER Kevin

src/test/java/org/gridsuite/studyconfig/server/StudyLayoutControllerTest.java

@@ -22,7 +22,6 @@
 import java.util.Map;
 import java.util.UUID;
 
-import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.junit.jupiter.api.Assertions.assertTrue;
 import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.*;
 import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;