[master] changelog formatting

On line 9 use a tab before the keyword type.

and line too long

ChangeLog

@@ -6,7 +6,7 @@
 	configuration for testing purposes.
 	(Trac #3360, git 09e6e71abf8bc693e389ebd262fd149b43c1f1d4)
 
-778.    [func]		tmark
+778.	[func]		tmark
 	If b10-dhcp-ddns is configured to listen on an address other than
 	loopback, it will issue a log message warning the user that this is
 	insecure and is supported for testing purposes only.
@@ -69,10 +69,11 @@
 	(Trac #3232, git 3649413932857470558a6f19e0b0e181b3fc0fda)
 
 769.	[bug]		tmark
-	b10-dhcp-ddns now treats a DNS server response code of NXRRSET as a
-	successful outcome when processing a request to remove DNS data.  This
-	corrects a defect in which b10-dhcp-ddns would incorrectly fail a request
-	to remove DNS data when the DNS server's response was NXRRSET.
+	b10-dhcp-ddns now treats a DNS server response code of
+	NXRRSET as a successful outcome when processing a request
+	to remove DNS data.  This corrects a defect in which
+	b10-dhcp-ddns would incorrectly fail a request to remove
+	DNS data when the DNS server's response was NXRRSET.
 	(Trac #3362, git da3b0d4f364d069ffdb47723545798ac589fae42)
 
 768.	[bug]		tmark