changed the references section

Om-Alve · cclauss · web-flow · commit cd01d4d5f378 · 2023-10-08T15:19:48.000+05:30
Co-authored-by: Christian Clauss &lt;cclauss@me.com&gt;
diff --git a/ciphers/fractionated_morse_cipher.py b/ciphers/fractionated_morse_cipher.py
@@ -6,7 +6,7 @@
 This procedure means plaintext letters are mixed into the ciphertext letters,
 making it more secure than substitution ciphers.
 
-For more information visit - http://practicalcryptography.com/ciphers/fractionated-morse-cipher/
+http://practicalcryptography.com/ciphers/fractionated-morse-cipher/
 
 """
 
