repair external and internal links

mkdocs.yml

@@ -31,16 +31,16 @@ pages:
     - Remote visualization: anselm-cluster-documentation/remote-visualization.md
     - Network: anselm-cluster-documentation/network.md
     - PRACE User Support: anselm-cluster-documentation/prace.md
+  - Anselm Cluster Documentation-Accessing the Cluster:
+    - Outgoing Connections: anselm-cluster-documentation/accessing-the-cluster/outgoing-connections.md
+    - VPN Access: anselm-cluster-documentation/accessing-the-cluster/vpn-access.md
+    - Shell and Data Access: anselm-cluster-documentation/accessing-the-cluster/shell-and-data-access.md
   - Anselm Cluster Documentation-Resource Allocation and Job Execution:
     - Introduction: anselm-cluster-documentation/resource-allocation-and-job-execution/introduction.md
     - Job Priority: anselm-cluster-documentation/resource-allocation-and-job-execution/job-priority.md
     - Job Submission and Execution: anselm-cluster-documentation/resource-allocation-and-job-execution/job-submission-and-execution.md
     - Capacity computing: anselm-cluster-documentation/resource-allocation-and-job-execution/capacity-computing.md
     - Resource allocation policy: anselm-cluster-documentation/resource-allocation-and-job-execution/resources-allocation-policy.md
-  - Anselm Cluster Documentation-Accessing the Cluster:
-    - Outgoing Connections: anselm-cluster-documentation/accessing-the-cluster/outgoing-connections.md
-    - VPN Access: anselm-cluster-documentation/accessing-the-cluster/vpn-access.md
-    - Shell and Data Access: anselm-cluster-documentation/accessing-the-cluster/shell-and-data-access.md
   - Anselm Cluster Documentation-Storage:
     - Cesnet Data Storage: anselm-cluster-documentation/storage/cesnet-data-storage.md
     - Storage: anselm-cluster-documentation/storage/storage.md