Documentation change only: correct link to PSK example.

README.md

@@ -170,7 +170,7 @@ A number of examples are provided with this repo:
 | Cellular     | An [MQTT/MQTT-SN client](/example/mqtt_client "MQTT/MQTT-SN example") using the [MQTT/MQTT-SN client](/common/mqtt_client "MQTT/MQTT-SN client API") API.|
 | Cellular     | An [HTTP client](/example/http_client "HTTP example") using the [HTTP client](/common/http_client "HTTP client API") API.|
 | Cellular     | [CellLocate](/example/location "CellLocate example") example.|
-| Cellular     | The [PSK generation](/example/security/psk "PSK example") example using the [security](/common/security "security API") API. |
+| Cellular     | The [PSK generation](/example/security "PSK example") example using the [security](/common/security "security API") API. |
 | Bluetooth    | See the BLE examples in the [XPLR-IOT-1 ubxlib examples repo](https://github.com/u-blox/ubxlib_examples_xplr_iot/tree/master/examples). |
 | Wi-Fi        | The [sockets](/example/sockets "sockets example") example brings up a TCP/UDP socket by using the [device](/common/device "device API"), [network](/common/network "network API") and [sock](/common/sock "sock API") APIs.  |
 | GNSS         | [location](/example/location "location example") example using a GNSS chip connected directly or via a cellular module.|