The latest push should fix this, I applied the same fix as in https://github.com/openshift/oc/pull/1092

Verified with the payload below and i do not see any warning if client & server versions are same also if server version is one step higher than client version.

[knarra@knarra openshift-client-linux-4.8.0-0.nightly-2022-06-01-233644]$ ./kubectl get clusterversion
NAME      VERSION                             AVAILABLE   PROGRESSING   SINCE   STATUS
version   4.8.0-0.nightly-2022-06-01-233644   True        False         25m     Cluster version is 4.8.0-0.nightly-2022-06-01-233644


[knarra@knarra openshift-client-linux-4.8.0-0.nightly-2022-06-01-233644]$ ./kubectl version -o yaml
clientVersion:
  buildDate: "2022-06-01T10:52:06Z"
  compiler: gc
  gitCommit: 7c3760ea7dc4576f62e8b183a622b1ff2e5ce240
  gitTreeState: clean
  gitVersion: v1.21.9
  goVersion: go1.16.12
  major: "1"
  minor: "21"
  platform: linux/amd64
serverVersion:
  buildDate: "2022-05-04T12:09:18Z"
  compiler: gc
  gitCommit: 047f86f8e2212f25394de1c8bad35d9426ae0f4c
  gitTreeState: clean
  gitVersion: v1.21.11+6b3cbdd
  goVersion: go1.16.12
  major: "1"
  minor: "21"
  platform: linux/amd64

[knarra@knarra openshift-client-linux-4.8.0-0.nightly-2022-06-01-233644]$ ./kubectl version
Client Version: version.Info{Major:"1", Minor:"21", GitVersion:"v1.21.9", GitCommit:"7c3760ea7dc4576f62e8b183a622b1ff2e5ce240", GitTreeState:"clean", BuildDate:"2022-06-01T10:52:06Z", GoVersion:"go1.16.12", Compiler:"gc", Platform:"linux/amd64"}
Server Version: version.Info{Major:"1", Minor:"21", GitVersion:"v1.21.11+6b3cbdd", GitCommit:"047f86f8e2212f25394de1c8bad35d9426ae0f4c", GitTreeState:"clean", BuildDate:"2022-05-04T12:09:18Z", GoVersion:"go1.16.12", Compiler:"gc", Platform:"linux/amd64"}

[knarra@knarra openshift-client-linux-4.8.0-0.nightly-2022-06-01-233644]$ ./kubectl version
Client Version: version.Info{Major:"1", Minor:"21", GitVersion:"v1.21.9", GitCommit:"7c3760ea7dc4576f62e8b183a622b1ff2e5ce240", GitTreeState:"clean", BuildDate:"2022-06-01T10:52:06Z", GoVersion:"go1.16.12", Compiler:"gc", Platform:"linux/amd64"}
Server Version: version.Info{Major:"1", Minor:"22", GitVersion:"v1.22.8+c02bd9d", GitCommit:"496de02aacae03fbbd977e802b08b71ca76f390a", GitTreeState:"clean", BuildDate:"2022-04-18T05:31:01Z", GoVersion:"go1.16.12", Compiler:"gc", Platform:"linux/amd64"}

warning is seen for versions  which are two steps higher than client version as shown below:
==============================================================================================
[knarra@knarra openshift-client-linux-4.8.0-0.nightly-2022-06-01-233644]$ ./kubectl version
Client Version: version.Info{Major:"1", Minor:"21", GitVersion:"v1.21.9", GitCommit:"7c3760ea7dc4576f62e8b183a622b1ff2e5ce240", GitTreeState:"clean", BuildDate:"2022-06-01T10:52:06Z", GoVersion:"go1.16.12", Compiler:"gc", Platform:"linux/amd64"}
Server Version: version.Info{Major:"1", Minor:"23", GitVersion:"v1.23.5+3afdacb", GitCommit:"3c28e7a79b58e78b4c1dc1ab7e5f6c6c2d3aedd3", GitTreeState:"clean", BuildDate:"2022-05-10T16:30:48Z", GoVersion:"go1.17.5", Compiler:"gc", Platform:"linux/amd64"}
WARNING: version difference between client (1.21) and server (1.23) exceeds the supported minor version skew of +/-1

[knarra@knarra openshift-client-linux-4.8.0-0.nightly-2022-06-01-233644]$ ./oc get clusterversion
NAME      VERSION                              AVAILABLE   PROGRESSING   SINCE   STATUS
version   4.10.0-0.nightly-2022-06-01-204608   True        False         48m     Cluster version is 4.10.0-0.nightly-2022-06-01-204608



[knarra@knarra openshift-client-linux-4.8.0-0.nightly-2022-06-01-233644]$ ./kubectl version 
Client Version: version.Info{Major:"1", Minor:"21", GitVersion:"v1.21.9", GitCommit:"7c3760ea7dc4576f62e8b183a622b1ff2e5ce240", GitTreeState:"clean", BuildDate:"2022-06-01T10:52:06Z", GoVersion:"go1.16.12", Compiler:"gc", Platform:"linux/amd64"}
Server Version: version.Info{Major:"1", Minor:"23", GitVersion:"v1.23.3+ad897c4", GitCommit:"6f5a5295923a614a4202a7ad274b38b69f9ca8c0", GitTreeState:"clean", BuildDate:"2022-05-19T17:24:45Z", GoVersion:"go1.18", Compiler:"gc", Platform:"linux/amd64"}
WARNING: version difference between client (1.21) and server (1.23) exceeds the supported minor version skew of +/-1

Based on the above moving bug to verified state.

[knarra@knarra openshift-client-linux-4.8.0-0.nightly-2022-06-01-233644]$ ./oc get clusterversion
NAME      VERSION                              AVAILABLE   PROGRESSING   SINCE   STATUS
version   4.11.0-0.nightly-2022-05-25-193227   True        False         24h     Cluster version is 4.11.0-0.nightly-2022-05-25-193227

Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory (OpenShift Container Platform 4.8.43 bug fix update), and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHBA-2022:4952