Update 'prepare_k8s.yml'

prepare_k8s.yml

@@ -66,4 +66,12 @@
         image-endpoint: unix:///run/containerd/containerd.sock
         timeout: 2
         debug: true
-        pull-image-on-create: false
+        pull-image-on-create: false
+  - name: Disable SWAP since kubernetes can't work with swap enabled (1/2)
+    shell: |
+      swapoff -a
+  - name: Disable SWAP in fstab since kubernetes can't work with swap enabled (2/2)
+    replace:
+      path: /etc/fstab
+      regexp: '^([^#].*?\sswap\s+sw\s+.*)$'
+      replace: '# \1'