[cni-plugins] upgrade to stable 1.0.1 (#8331)

* [cni-plugins] upgrade to stable 1.0.1

* [flannel] use binary from dedicated project

roles/network_plugin/flannel/tasks/main.yml

@@ -1,4 +1,16 @@
 ---
+- name: runc | Download flannel binary
+  include_tasks: "../../../download/tasks/download_file.yml"
+  vars:
+    download: "{{ download_defaults | combine(downloads.flannel_cni) }}"
+
+- name: Copy flannel binary from download dir
+  copy:
+    src: "{{ downloads.flannel_cni.dest }}"
+    dest: "/opt/cni/bin/flannel"
+    mode: 0755
+    remote_src: true
+
 - name: Flannel | Create Flannel manifests
   template:
     src: "{{ item.file }}.j2"