VNC: fix typo

modules/access/vnc.c

@@ -50,9 +50,9 @@
 #define RFB_CRL_TEXT N_("X.509 Certificate Revocation List")
 #define RFB_CRL_LONGTEXT N_("List of revoked servers certificates")
 #define RFB_CERT_TEXT N_("X.509 Client certificate")
-#define RFB_CERT_LONGTEXT N_("Certificate for client authentification")
+#define RFB_CERT_LONGTEXT N_("Certificate for client authentication")
 #define RFB_KEY_TEXT N_("X.509 Client private key")
-#define RFB_KEY_LONGTEXT N_("Private key for authentification by certificate")
+#define RFB_KEY_LONGTEXT N_("Private key for authentication by certificate")
 
 #define RFB_CHROMA N_("Frame buffer depth")
 #define RFB_CHROMA_LONGTEXT N_("RGB chroma (RV32, RV24, RV16, RGB2)")