fix kubelet data dir setting

kubespray/project/roles/kubernetes/node/defaults/main.yml

@@ -9,7 +9,7 @@ kubelet_bind_address: "{{ ip | default('0.0.0.0') }}"
 kube_resolv_conf: "/etc/resolv.conf"
 
 # Set to empty to avoid cgroup creation
-kubelet_enforce_node_allocatable: "\"\""
+kubelet_enforce_node_allocatable: '""'
 
 # Set runtime and kubelet cgroups when using systemd as cgroup driver (default)
 kube_service_cgroups: "{% if kube_reserved %}{{ kube_reserved_cgroups_for_service_slice }}{% else %}system.slice{% endif %}"
@@ -32,7 +32,6 @@ kube_node_addresses: >-
     {{ hostvars[host]['ip'] | default(fallback_ips[host]) }}{{ ' ' if not loop.last else '' }}
   {%- endfor -%}
 kubelet_secure_addresses: "localhost link-local {{ kube_pods_subnet }} {{ kube_node_addresses }}"
-
 # Reserve this space for kube resources
 # Whether to run kubelet and container-engine daemons in a dedicated cgroup. (Not required for resource reservations).
 kube_reserved: false
@@ -266,7 +265,6 @@ conntrack_modules:
   - nf_conntrack
   - nf_conntrack_ipv4
 
-
 ## Enable distributed tracing for kubelet
 kubelet_tracing: false
 kubelet_tracing_endpoint: 0.0.0.0:4317