New: Disable autocomplete of port number

Fixes #1249

Co-Authored-By: Stevie Robinson <stevie.robinson@gmail.com>

frontend/src/Settings/General/HostSettings.js

@@ -58,6 +58,7 @@ function HostSettings(props) {
           name="port"
           min={1}
           max={65535}
+          autocomplete="off"
           helpTextWarning={translate('PortHelpTextWarning')}
           onChange={onInputChange}
           {...port}