docs: remove home module from refs (stackabletech/documentation#637)

Author: xeniape

docs/modules/airflow/pages/usage-guide/logging.adoc

@@ -38,4 +38,4 @@ spec:
 ----
 
 Further information on how to configure logging, can be found in
-xref:home:concepts:logging.adoc[].
+xref:concepts:logging.adoc[].

docs/modules/airflow/pages/usage-guide/monitoring.adoc

@@ -1,4 +1,4 @@
 = Monitoring
 
 The managed Airflow instances are automatically configured to export Prometheus metrics. See
-xref:home:operators:monitoring.adoc[] for more details.
+xref:operators:monitoring.adoc[] for more details.

docs/modules/airflow/pages/usage-guide/security.adoc

@@ -12,7 +12,7 @@ image::airflow_security.png[Airflow Security menu]
 
 === LDAP
 
-Airflow supports xref:home:concepts:authentication.adoc[authentication] of users against an LDAP server. This requires setting up an AuthenticationClass for the LDAP server.
+Airflow supports xref:concepts:authentication.adoc[authentication] of users against an LDAP server. This requires setting up an AuthenticationClass for the LDAP server.
 The AuthenticationClass is then referenced in the AirflowCluster resource as follows:
 
 [source,yaml]
@@ -35,7 +35,7 @@ spec:
 
 Users that log in with LDAP are assigned to a default https://airflow.apache.org/docs/apache-airflow/stable/security/access-control.html#access-control[Role] which is specified with the `userRegistrationRole` property.
 
-You can follow the xref:home:tutorials:authentication_with_openldap.adoc[] tutorial to learn how to set up an AuthenticationClass for an LDAP server, as well as consulting the {crd-docs}/authentication.stackable.tech/authenticationclass/v1alpha1/[AuthenticationClass reference {external-link-icon}^].
+You can follow the xref:tutorials:authentication_with_openldap.adoc[] tutorial to learn how to set up an AuthenticationClass for an LDAP server, as well as consulting the {crd-docs}/authentication.stackable.tech/authenticationclass/v1alpha1/[AuthenticationClass reference {external-link-icon}^].
 
 The users and roles can be viewed as before in the Webserver UI, but note that the blue "+" button is not available when authenticating against LDAP: