Merge branch 'docs-add-5k-hybrid-ha' into 'master'

Add Cloud Native Hybrid instructions on 5k users RA page

See merge request gitlab-org/gitlab!65992

doc/administration/reference_architectures/10k_users.md

@@ -2368,9 +2368,9 @@ the following other supporting services are supported: NGINX, Task Runner, Migra
 Prometheus and Grafana.
 
 Hybrid installations leverage the benefits of both cloud native and traditional
-Kubernetes, you can reap certain cloud native workload management benefits while
-the others are deployed in compute VMs with Omnibus as described above in this
-page.
+compute deployments. With this, _stateless_ components can benefit from cloud native
+workload management benefits while _stateful_ components are deployed in compute VMs
+with Omnibus to benefit from increased permanence.
 
 NOTE:
 This is an **advanced** setup. Running services in Kubernetes is well known

doc/administration/reference_architectures/25k_users.md

@@ -2380,9 +2380,9 @@ the following other supporting services are supported: NGINX, Task Runner, Migra
 Prometheus and Grafana.
 
 Hybrid installations leverage the benefits of both cloud native and traditional
-Kubernetes, you can reap certain cloud native workload management benefits while
-the others are deployed in compute VMs with Omnibus as described above in this
-page.
+compute deployments. With this, _stateless_ components can benefit from cloud native
+workload management benefits while _stateful_ components are deployed in compute VMs
+with Omnibus to benefit from increased permanence.
 
 NOTE:
 This is an **advanced** setup. Running services in Kubernetes is well known

doc/administration/reference_architectures/50k_users.md

@@ -2391,9 +2391,9 @@ the following other supporting services are supported: NGINX, Task Runner, Migra
 Prometheus and Grafana.
 
 Hybrid installations leverage the benefits of both cloud native and traditional
-Kubernetes, you can reap certain cloud native workload management benefits while
-the others are deployed in compute VMs with Omnibus as described above in this
-page.
+compute deployments. With this, _stateless_ components can benefit from cloud native
+workload management benefits while _stateful_ components are deployed in compute VMs
+with Omnibus to benefit from increased permanence.
 
 NOTE:
 This is an **advanced** setup. Running services in Kubernetes is well known

doc/administration/reference_architectures/index.md

@@ -71,6 +71,7 @@ The following reference architectures are available:
 
 The following Cloud Native Hybrid reference architectures, where select recommended components can be run in Kubernetes, are available:
 
+- [Up to 5,000 users](5k_users.md#cloud-native-hybrid-reference-architecture-with-helm-charts-alternative)
 - [Up to 10,000 users](10k_users.md#cloud-native-hybrid-reference-architecture-with-helm-charts-alternative)
 - [Up to 25,000 users](25k_users.md#cloud-native-hybrid-reference-architecture-with-helm-charts-alternative)
 - [Up to 50,000 users](50k_users.md#cloud-native-hybrid-reference-architecture-with-helm-charts-alternative)