New: Disable autocomplete of port number

frontend/src/Settings/General/HostSettings.js

@@ -51,6 +51,7 @@ function HostSettings(props) {
           name="port"
           min={1}
           max={65535}
+          autocomplete="off"
           helpTextWarning="Requires restart to take effect"
           onChange={onInputChange}
           {...port}