Update swift/ql/src/queries/Security/CWE-311/CleartextStorageDatabase.qhelp

Co-authored-by: mc <42146119+mchammer01@users.noreply.github.com>

Author: geoffw0

swift/ql/src/queries/Security/CWE-311/CleartextStorageDatabase.qhelp

@@ -21,7 +21,7 @@
 
 <li>
   OWASP Top 10:2021:
-  <a href="https://owasp.org/Top10/A02_2021-Cryptographic_Failures/">A02:2021 – Cryptographic Failures</a>
+  <a href="https://owasp.org/Top10/A02_2021-Cryptographic_Failures/">A02:2021 � Cryptographic Failures</a>.
 </li>
 
 </references>