OIDC: Use a fixed redirect path of /oidc/login.

Change-Id: I6bd7cff8f37de00d51ef9c394a4b74ca1d2c82de
diff --git a/src/main/resources/application.properties b/src/main/resources/application.properties
index 5a4fcde..c877473 100644
--- a/src/main/resources/application.properties
+++ b/src/main/resources/application.properties
@@ -24,6 +24,7 @@
 quarkus.oidc.client-id = mulkcms
 quarkus.oidc.application-type = web-app
 quarkus.oidc.token.principal-claim = preferred_username
+quarkus.oidc.authentication.redirect-path = /oidc/login
 
 quarkus.security.users.file.enabled = false
 quarkus.security.users.embedded.enabled = false