refactor: fix import formatting

Author: alxkm

src/test/java/com/thealgorithms/bitmanipulation/BitSwapTest.java

@@ -1,15 +1,13 @@
 package com.thealgorithms.bitmanipulation;
 
 import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertThrows;
 
+import java.util.stream.Stream;
 import org.junit.jupiter.params.ParameterizedTest;
 import org.junit.jupiter.params.provider.Arguments;
 import org.junit.jupiter.params.provider.MethodSource;
 
-import java.util.stream.Stream;
-
-import static org.junit.jupiter.api.Assertions.assertThrows;
-
 class BitSwapTest {
 
     @ParameterizedTest(name = "Additional cases: data={0}, posA={1}, posB={2} -> expected={3}")