Fix typos.

config/vufind/permissions.ini

@@ -18,8 +18,8 @@
 ; The values associated with these keys will be passed along to the services.
 ; You can define your own permission providers, or use some of the following:
 ;
-; ipRange     - Grant the permission to the single IP adresse or to the range.
-;               Accepts a single IP adresse or a range with a minus character without
+; ipRange     - Grant the permission to the single IP address or to the range.
+;               Accepts a single IP address or a range with a minus character without
 ;               blanks as separator. Also partial addresses can be used (e.g. 192.168
 ;               denotes 192.168.0.0-192.168.255.255) and IPv6 addresses are also
 ;               supported (unless PHP is compiled with IPv6 disabled).