docs: fixing broken links to security concepts (#1896)

Author: haleychaas

docs/english/installation.md

@@ -69,7 +69,7 @@ import os
 SLACK_BOT_TOKEN = os.environ["SLACK_BOT_TOKEN"]
 ```
 
-Refer to our [best practices for security](/security) page for more information.
+Refer to our [best practices for security](/concepts/security) page for more information.
 
 ## Installing on a single workspace {/* #single-workspace */}
 

docs/english/legacy/auth.md

@@ -31,7 +31,7 @@ import os
 SLACK_BOT_TOKEN = os.environ["SLACK_BOT_TOKEN"]
 ```
 
-Refer to our [best practices for security](/security) page for more information.
+Refer to our [best practices for security](/concepts/security) page for more information.
 
 ## Installing on a single workspace {/* #single-workspace */}