Fix typo in .env.example comment

Author: CodeIter

.env.example

@@ -5,7 +5,7 @@
 # Required: No default.
 ACCESS_TOKEN=""
 
-# BASE_URL specifies the API endpoint for accessing Threads.net.
+# BASE_URL specifies the API endpoint for accessing Meta's Threads app.
 # It defaults to "https://graph.threads.net/v1.0", but you can override it by setting the variable.
 BASE_URL="https://graph.threads.net/v1.0"