Update LICENSE.txt

Fix typo in ddg rules link

Author: zoracon

LICENSE.txt

@@ -5,7 +5,7 @@ Licensed GPL v2+
 HTTPS Everywhere Rulesets (src/chrome/content/rules):
 To the extent copyright applies to the rulesets, they can be used according to GPL v2 or later.
 
-The DuckDuckGo Smarter Encryption list, utilized by HTTPS Everywhere at https://www.https-rulesets.org/ddgse, is publicly available under the Creative Commons Attribution-NonCommercial-ShareAlike 4.0. International license. 
+The DuckDuckGo Smarter Encryption list, utilized by HTTPS Everywhere at https://www.https-rulesets.org/ddg, is publicly available under the Creative Commons Attribution-NonCommercial-ShareAlike 4.0. International license. 
 If you'd like to license the list for commercial use, please reach out to: https://help.duckduckgo.com/duckduckgo-help-pages/company/contact-us/
 
 Issue Format Bot (utils/issue-format-bot/*):