feat(dex): add additional env vars to be loaded

Add additional env vars to be loaded to make the naming clearer that
these are for connectors and not for regular client authentication.

Author: cardoe

components/dex/values.yaml

@@ -108,6 +108,30 @@ envVars:
         name: oidc-sso
         key: redirect-uri
         optional: true
+  - name: CONNECTOR_SSO_ISSUER
+    valueFrom:
+      secretKeyRef:
+        name: connector-sso
+        key: issuer
+        optional: true
+  - name: CONNECTOR_SSO_CLIENT_ID
+    valueFrom:
+      secretKeyRef:
+        name: connector-sso
+        key: client-id
+        optional: true
+  - name: CONNECTOR_SSO_CLIENT_SECRET
+    valueFrom:
+      secretKeyRef:
+        name: connector-sso
+        key: client-secret
+        optional: true
+  - name: CONNECTOR_SSO_REDIRECT_URI
+    valueFrom:
+      secretKeyRef:
+        name: connector-sso
+        key: redirect-uri
+        optional: true
   - name: GRAFANA_SSO_CLIENT_SECRET
     valueFrom:
       secretKeyRef: