refactor: remove useless provider config for platform

Author: QianChenglong

cmd/tke-installer/app/installer/manifests/tke-platform-api/tke-platform-api.yaml

@@ -164,9 +164,6 @@ data:
     webhook_config_file = "/app/conf/tke-auth-webhook.yaml"
 {{- end }}
 
-    [provider]
-    providers=["Baremetal"]
-
   tke-auth-webhook.yaml: |
     apiVersion: v1
     kind: Config

cmd/tke-installer/app/installer/manifests/tke-platform-controller/tke-platform-controller.yaml

@@ -116,9 +116,6 @@ data:
     container_domain = "{{ .RegistryDomain }}"
     container_namespace = "tkestack"
 
-    [provider]
-    providers=["Baremetal"]
-
     [features]
     monitor_storage_type = "{{ .MonitorStorageType }}"
     monitor_storage_addresses = "{{ .MonitorStorageAddresses }}"