Reformatted code using clang formatter

Author: SwarritSrivastava

src/main/java/com/thealgorithms/strings/ComplexNumberMultiplication.java

@@ -4,7 +4,6 @@
  */
 public final class ComplexNumberMultiplication {
     private ComplexNumberMultiplication() {
-
     }
     /**
      * Multiplies two complex numbers given as strings.

src/main/java/com/thealgorithms/strings/RemoveStars.java

@@ -29,8 +29,7 @@ public static String removeStars(String input) {
             char currentChar = input.charAt(i);
             if (currentChar != '*') {
                 result.append(currentChar);
-            }
-            else {
+            } else {
                 result.deleteCharAt(result.length() - 1);
             }
         }