Fix code formatting

Author: Krounosity

src/main/java/com/thealgorithms/ciphers/RailFenceCipher.java

@@ -9,7 +9,6 @@
  * @author https://github.com/Krounosity
  */
 
-
 public class RailFenceCipher {
 
     // Encrypts the input string using the rail fence cipher method with the given number of rails.
@@ -52,8 +51,7 @@ else if (row == rails - 1) {
             // Move to the next row based on the direction.
             if (down) {
                 row++;
-            }
-            else {
+            } else {
                 row--;
             }