feat(documentdb): Set postgres UID/GID to 999 for DocumentDB

Author: P-Louw

charts/cluster/templates/_helpers.tpl

@@ -129,6 +129,8 @@ Postgres UID
     {{- .Values.cluster.postgresUID }}
   {{- else if and (eq (include "cluster.useTimescaleDBDefaults" .) "true") (eq .Values.type "timescaledb") -}}
     {{- 1000 -}}
+  {{- else if eq .Values.type "documentdb" -}}
+    {{- 999 -}}
   {{- else -}}
     {{- 26 -}}
   {{- end -}}
@@ -142,6 +144,8 @@ Postgres GID
     {{- .Values.cluster.postgresGID }}
   {{- else if and (eq (include "cluster.useTimescaleDBDefaults" .) "true") (eq .Values.type "timescaledb") -}}
     {{- 1000 -}}
+  {{- else if eq .Values.type "documentdb" -}}
+    {{- 999 -}}
   {{- else -}}
     {{- 26 -}}
   {{- end -}}