sslh: use tls option instead of deprecated ssl

Upstream will drop support for the ssl option in the next future version.

Signed-off-by: Gabor Seljan <sgabe@users.noreply.github.com>

net/sslh/files/sslh.config

@@ -13,9 +13,9 @@ config 'sslh' 'default'
 	# http defaults to 'localhost:80'
 	# --http <httphost>:<httpport>
 	option 'http' ''
-	# ssl defaults to 'localhost:443'
-	# --ssl <sslhost>:<sslport>
-	option 'ssl' ''
+	# tls defaults to 'localhost:443'
+	# --tls <tlshost>:<tlsport>
+	option 'tls' ''
 	# openvpn defaults to 'localhost:1194'
 	# --openvpn <openvpnhost>:<openvpnport>
 	option 'openvpn' ''