refactor: add full imports

Author: alxkm

src/test/java/com/thealgorithms/scheduling/SJFSchedulingTest.java

@@ -1,6 +1,7 @@
 package com.thealgorithms.scheduling;
 
-import static org.junit.jupiter.api.Assertions.*;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 
 import com.thealgorithms.devutils.entities.ProcessDetails;