Fix typo in Kustvakt-full oauth2 configuration

Change-Id: Iec1acd0b33d835405a8ee992c604e338552782ea
diff --git a/full/src/main/resources/kustvakt.conf b/full/src/main/resources/kustvakt.conf
index 4ef6aac..c67b132 100644
--- a/full/src/main/resources/kustvakt.conf
+++ b/full/src/main/resources/kustvakt.conf
@@ -54,7 +54,7 @@
 # OAuth 
 # (see de.ids_mannheim.korap.constant.AuthenticationMethod for possible 
 # oauth.password.authentication values)
-oauth.password.authentication = TEST
+oauth2.password.authentication = TEST
 # used to determine native client, currently not used
 # oauth2.native.client.host = korap.ids-mannheim.de
 oauth2.max.attempts = 1