net: lib: wifi_credentials: Fix security type check while storing creds

Fix credential store corruption issue caused by missing
security type checks. Add support for all valid security
types to ensure credentials are parsed correctly.

Fixes #88261.

Signed-off-by: Triveni Danda <triveni.danda@nordicsemi.no>

Author: D-Triveni

subsys/net/lib/wifi_credentials/wifi_credentials.c

@@ -132,12 +132,7 @@ int wifi_credentials_get_by_ssid_personal_struct(const char *ssid, size_t ssid_l
 		goto exit;
 	}
 
-	if (buf->header.type != WIFI_SECURITY_TYPE_NONE &&
-	    buf->header.type != WIFI_SECURITY_TYPE_PSK &&
-	    buf->header.type != WIFI_SECURITY_TYPE_PSK_SHA256 &&
-	    buf->header.type != WIFI_SECURITY_TYPE_SAE &&
-	    buf->header.type != WIFI_SECURITY_TYPE_EAP_TLS &&
-	    buf->header.type != WIFI_SECURITY_TYPE_WPA_PSK) {
+	if (buf->header.type < 0 || buf->header.type > WIFI_SECURITY_TYPE_MAX) {
 		LOG_ERR("Requested WiFi credentials entry is corrupted");
 		ret = -EPROTO;
 		goto exit;