disable cce pdfs

otc_metadata/data/documents/cce-api-ref.yaml

@@ -2,7 +2,7 @@
 hc_location: api2/cce
 html_location: docs/cce/api-ref
 link: /cloud-container-engine/api-ref/
-pdf_enabled: true
+pdf_enabled: false
 pdf_environment: public
 rst_location: api-ref/source
 service_type: cce

otc_metadata/data/documents/cce-umn.yaml

@@ -2,7 +2,7 @@
 hc_location: usermanual2/cce
 html_location: docs/cce/umn
 link: /cloud-container-engine/umn/
-pdf_enabled: true
+pdf_enabled: false
 pdf_environment: public
 rst_location: umn/source
 service_type: cce