Update README.md

Signed-off-by: Konstantin Konov <80425051+knvk@users.noreply.github.com>

README.md

@@ -140,7 +140,7 @@ For now the following checks are available:
 * http_2xx - performs HTTP check and expects 2xx code
 * icmp_ping - performs ICMP ping to the specified host
 * tftp_rrq - performs TFTP GET request to specified URL
-* ntpq - performs NTP query to specific ntp server from specific src addr, checking offset 
+* ntpq - performs NTP query to ntp server from specific addr, checking offset
 * tls_certificate - performs TLS certificate validation & provide expiration
     date via metrics