feat(system-upgrade): Configure DNS on k8s01

This patch introduces static DNS configuration for all K8s01 nodes.

clusters/k8s01/system-upgrades/dns.yaml

+apiVersion: v1
+kind: Secret
+metadata:
+    name: fedora-configure-dns
+    namespace: system-upgrade
+type: Opaque
+stringData:
+    resolv.conf: ENC[AES256_GCM,data:LaaQce3eoSgyVrxL8IA4me6O3VuL4oH3ET/Q0pNmWQ+6rqWAFKhWPct527cC46Y3Ui34UsgH7LLvNK/oJr7WnTuX340TWR2g/sLcawj7kUnXpD1h5n6iDQgw2w==,iv:MYtMGC+n+3nk9S8PmoYU2hKkQaWSA/Wd8OL8/hErcFQ=,tag:easdO5YN6dORJjGyqKrkDw==,type:str]
+    disable-dns.conf: ENC[AES256_GCM,data:WJPNtYkEiY6YTEtYnJL/8w==,iv:pZGXbARNFY0JWPrd4aIAeHSLl2bRQMx8BjceHxkCefA=,tag:Ok2Q+Yg1ozRq7zrX5DDpNw==,type:str]
+    install.sh: ENC[AES256_GCM,data:qhaEzSSiG0GhJp47azK/5Ac7kB4aRr/TjnYokyJKGFitsBpmIqllBSB+XdD0sljEihD+cNNTSh4v5P8i3TmsCPcsTd35q5D20Q5xfLNtbx5EvLiH5a1Wht58HRorAqf1NSZtXz1dtouIRxgr73lrFvijO4QUDhcryADd4Vs0eIo6/ahJxJW/aswZ4nvtG8oBUKMM3+SPQ6pAQvmNlsH1IBOPbB42WfMDqrS3JESkMnbt9P2sTVCg4t53QgoMCubqV4saoUzVYj7B4EJ6wa0QFGNvWFbSMo4rI01vLb6rKM6NJQD7Eim5b/3q0dfPkzyHNw==,iv:RJcWOWV8rn5vriuBnGlsc0dlLWZkEeor9kDk3158rRM=,tag:op8sWg6ay3aZZareukPRng==,type:str]
+sops:
+    kms: []
+    gcp_kms: []
+    azure_kv: []
+    hc_vault: []
+    age: []
+    lastmodified: "2022-04-28T22:37:40Z"
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+    pgp:
+        - created_at: "2022-04-28T22:36:58Z"
+          enc: |-
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+          fp: 286791FB6648539775DB31B8FCB98C2A3EC6F601
+        - created_at: "2022-04-28T22:36:58Z"
+          enc: |
+            -----BEGIN PGP MESSAGE-----
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+          fp: B137EE1549DFAF960DD1E2B15147025FB9F09E07
+    encrypted_regex: ^(data|stringData|email|dnsZones?|dnsNames?|.*(H|h)osts?|tang|externalURL|.*-secret|.*-url|.*Secrets?|.*-domain|password|subjects|node|apiURL|.*(S|s)erverNames?|.*SecretKey)$
+    version: 3.7.1
+---
+apiVersion: upgrade.cattle.io/v1
+kind: Plan
+metadata:
+    name: fedora-configure-dns
+    namespace: system-upgrade
+spec:
+    concurrency: 1
+    nodeSelector:
+        matchExpressions:
+            - key: feature.node.kubernetes.io/system-os_release.ID
+              operator: In
+              values:
+                - fedora
+            - key: feature.node.kubernetes.io/system-os_release.VERSION_ID.major
+              operator: In
+              values:
+                - "35"
+    serviceAccountName: system-upgrade
+    secrets:
+        - name: fedora-configure-dns
+          path: /host/run/system-upgrade/secrets/fedora
+    drain:
+        deleteLocalData: true
+        ignoreDaemonSets: true
+        force: false
+    version: 1.0.0
+    upgrade:
+        image: registry.fedoraproject.org/fedora:35
+        command:
+            - chroot
+            - /host
+        args:
+            - sh
+            - /run/system-upgrade/secrets/fedora/install.sh
+sops:
+    kms: []
+    gcp_kms: []
+    azure_kv: []
+    hc_vault: []
+    age: []
+    lastmodified: "2022-04-28T22:37:40Z"
+    mac: ENC[AES256_GCM,data:P6dIMS92ocCiowyNnj0bOcwKLisrkT4IRhx3TxkkozRoX5CqiLGSiqoi+gfW7UtfPizaMO+RC28ChVDpTg4F21/1m5raA9dTLnkfDj2DscpgzWQQDnaEWz45L8xmxujnpvi15wMbSuyFS5yTHJ7LQcKldxyQEibEZ1p9cRgjq9g=,iv:RF0SIEFhe8o1GNLxo+DMaG606/aTCjoneYk+ueK55aU=,tag:QlDU9CCdyKaWnAAxt9XRSg==,type:str]
+    pgp:
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+          enc: |-
+            -----BEGIN PGP MESSAGE-----
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+          fp: 286791FB6648539775DB31B8FCB98C2A3EC6F601
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+          enc: |
+            -----BEGIN PGP MESSAGE-----
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+          fp: B137EE1549DFAF960DD1E2B15147025FB9F09E07
+    encrypted_regex: ^(data|stringData|email|dnsZones?|dnsNames?|.*(H|h)osts?|tang|externalURL|.*-secret|.*-url|.*Secrets?|.*-domain|password|subjects|node|apiURL|.*(S|s)erverNames?|.*SecretKey)$
+    version: 3.7.1