Reformat the test with static imports first

Author: Shisoik

src/test/java/com/thealgorithms/maths/VampireNumberTest.java

@@ -1,11 +1,11 @@
 package com.thealgorithms.maths;
 
-import org.junit.jupiter.api.Test;
-
 import static com.thealgorithms.maths.VampireNumber.isVampireNumber;
 import static com.thealgorithms.maths.VampireNumber.splitIntoSortedDigits;
 import static org.junit.jupiter.api.Assertions.*;
 
+import org.junit.jupiter.api.Test;
+
 class VampireNumberTest {
     @Test
     void areVampireNumbers() {