fix: use password from secret in 8.4 and 8.3

Author: jessesimpson36

charts/camunda-platform-8.3/test/integration/scenarios/chart-full-setup/values-integration-test-ingress.yaml

@@ -87,8 +87,8 @@ webModeler:
 # database used by Web Modeler
 postgresql:
   enabled: true
-#   auth:
-#     existingSecret: "integration-test-credentials"
+  auth:
+    existingSecret: "integration-test-credentials"
 #     # Should be set to have a different name of Identity Keycloak PostgreSQL.
 #     secretKeys:
 #       adminPasswordKey: "webmodeler-postgresql-admin-password"

charts/camunda-platform-8.4/test/integration/scenarios/chart-full-setup/values-integration-test-ingress.yaml

@@ -93,8 +93,8 @@ webModeler:
 postgresql:
   enabled: true
   # TODO: Uncomment after Camunda chart 9.4.0 release.
-  # auth:
-  #   existingSecret: "integration-test-credentials"
+  auth:
+    existingSecret: "integration-test-credentials"
   #   # Should be set to have a different name of Identity Keycloak PostgreSQL.
   #   secretKeys:
   #     adminPasswordKey: "webmodeler-postgresql-admin-password"