[stable/ambassador] Add AMBASSADOR_NAMESPACE env var to pro container (#15393)

Signed-off-by: Ben Pehling <shinjipehling@gmail.com>

stable/ambassador/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v1
 appVersion: 0.72.0
 description: A Helm chart for Datawire Ambassador
 name: ambassador
-version: 2.12.1
+version: 2.12.2
 icon: https://www.getambassador.io/images/logo.png
 home: https://www.getambassador.io/
 sources:

stable/ambassador/templates/deployment.yaml

@@ -186,6 +186,14 @@ spec:
             value: "{{ .Values.pro.ports.ratelimitDebug }}"
           - name: APP_LOG_LEVEL
             value: "{{ .Values.pro.logLevel  }}"
+          - name: AMBASSADOR_NAMESPACE
+          {{- if .Values.namespace }}
+            value: {{ .Values.namespace.name | quote }}
+          {{ else }}
+            valueFrom:
+              fieldRef:
+                fieldPath: metadata.namespace
+          {{- end -}}
           - name: AMBASSADOR_LICENSE_KEY
           {{- if .Values.pro.licenseKey.secret }}
             valueFrom: