Add notes about Gitaly Cluster for Ref Arch docs

Reflects current status and note about incoming spec changes.

doc/administration/reference_architectures/10k_users.md

@@ -1335,6 +1335,13 @@ To configure the Sentinel Queues server:
 
 ## Configure Gitaly
 
+NOTE: **Note:**
+[Gitaly Cluster](../gitaly/praefect.md) support
+for the Reference Architectures is being
+worked on as a [collaborative effort](https://gitlab.com/gitlab-org/quality/reference-architectures/-/issues/1) between the Quality Engineering and Gitaly teams. When this component has been verified
+some Architecture specs will likely change as a result to support the new
+and improved designed.
+
 [Gitaly](../gitaly/index.md) server node requirements are dependent on data,
 specifically the number of projects and those projects' sizes. It's recommended
 that a Gitaly server node stores no more than 5 TB of data. Although this

doc/administration/reference_architectures/25k_users.md

@@ -1335,6 +1335,13 @@ To configure the Sentinel Queues server:
 
 ## Configure Gitaly
 
+NOTE: **Note:**
+[Gitaly Cluster](../gitaly/praefect.md) support
+for the Reference Architectures is being
+worked on as a [collaborative effort](https://gitlab.com/gitlab-org/quality/reference-architectures/-/issues/1) between the Quality Engineering and Gitaly teams. When this component has been verified
+some Architecture specs will likely change as a result to support the new
+and improved designed.
+
 [Gitaly](../gitaly/index.md) server node requirements are dependent on data,
 specifically the number of projects and those projects' sizes. It's recommended
 that a Gitaly server node stores no more than 5 TB of data. Although this

doc/administration/reference_architectures/2k_users.md

@@ -356,6 +356,13 @@ are supported and can be added if needed.
 
 ## Configure Gitaly
 
+NOTE: **Note:**
+[Gitaly Cluster](../gitaly/praefect.md) support
+for the Reference Architectures is being
+worked on as a [collaborative effort](https://gitlab.com/gitlab-org/quality/reference-architectures/-/issues/1) between the Quality Engineering and Gitaly teams. When this component has been verified
+some Architecture specs will likely change as a result to support the new
+and improved designed.
+
 [Gitaly](../gitaly/index.md) server node requirements are dependent on data,
 specifically the number of projects and those projects' sizes. It's recommended
 that a Gitaly server node stores no more than 5TB of data. Although this

doc/administration/reference_architectures/3k_users.md

@@ -1058,6 +1058,13 @@ Refer to your preferred Load Balancer's documentation for further guidance.
 
 ## Configure Gitaly
 
+NOTE: **Note:**
+[Gitaly Cluster](../gitaly/praefect.md) support
+for the Reference Architectures is being
+worked on as a [collaborative effort](https://gitlab.com/gitlab-org/quality/reference-architectures/-/issues/1) between the Quality Engineering and Gitaly teams. When this component has been verified
+some Architecture specs will likely change as a result to support the new
+and improved designed.
+
 [Gitaly](../gitaly/index.md) server node requirements are dependent on data,
 specifically the number of projects and those projects' sizes. It's recommended
 that a Gitaly server node stores no more than 5 TB of data. Although this

doc/administration/reference_architectures/50k_users.md

@@ -1335,6 +1335,13 @@ To configure the Sentinel Queues server:
 
 ## Configure Gitaly
 
+NOTE: **Note:**
+[Gitaly Cluster](../gitaly/praefect.md) support
+for the Reference Architectures is being
+worked on as a [collaborative effort](https://gitlab.com/gitlab-org/quality/reference-architectures/-/issues/1) between the Quality Engineering and Gitaly teams. When this component has been verified
+some Architecture specs will likely change as a result to support the new
+and improved designed.
+
 [Gitaly](../gitaly/index.md) server node requirements are dependent on data,
 specifically the number of projects and those projects' sizes. It's recommended
 that a Gitaly server node stores no more than 5 TB of data. Although this

doc/administration/reference_architectures/5k_users.md

@@ -1057,6 +1057,13 @@ Refer to your preferred Load Balancer's documentation for further guidance.
 
 ## Configure Gitaly
 
+NOTE: **Note:**
+[Gitaly Cluster](../gitaly/praefect.md) support
+for the Reference Architectures is being
+worked on as a [collaborative effort](https://gitlab.com/gitlab-org/quality/reference-architectures/-/issues/1) between the Quality Engineering and Gitaly teams. When this component has been verified
+some Architecture specs will likely change as a result to support the new
+and improved designed.
+
 [Gitaly](../gitaly/index.md) server node requirements are dependent on data,
 specifically the number of projects and those projects' sizes. It's recommended
 that a Gitaly server node stores no more than 5 TB of data. Although this