Update example.ini with latest informations

example.ini

@@ -7,6 +7,10 @@ CSRFile = domain.csr
 ACMEDirectory = https://acme-staging.api.letsencrypt.org/directory
 # Optional time in seconds to wait between DNS update and challenge check (default: 3)
 CheckChallengeDelay = 3
+# Optional Contact info to send to the ACME provider
+MailContact = mail@example.com
+# Note that Let's Encrypt servers disallow use of phone numbers
+PhoneContact = +11111111111
 
 [TSIGKeyring]
 # Required TSIG key name