[Release-1.27] - New k3s server flag: --write-kubeconfig-own or --write-kubeconfig-group about k3s

[VestigeJ]

Validated using

$ COMMIT=30401ec352004666d7c77d4aa8dbb91a82cc389b

$ k3s -version

k3s version v1.27.14+k3s-30401ec3 (30401ec3)
go version go1.21.9

$ sudo groupadd newFeatureNewTest
$ sudo usermod -a -G newFeatureNewTest ec2-user
$ sudo INSTALL_K3S_COMMIT=$COMMIT INSTALL_K3S_EXEC="server --write-kubeconfig-group=newFeatureNewTest" ./install-k3s.sh

[INFO]  Using commit 30401ec352004666d7c77d4aa8dbb91a82cc389b as release
[INFO]  Downloading hash https://k3s-ci-builds.s3.amazonaws.com/k3s-30401ec352004666d7c77d4aa8dbb91a82cc389b.sha256sum
[INFO]  Downloading binary https://k3s-ci-builds.s3.amazonaws.com/k3s-30401ec352004666d7c77d4aa8dbb91a82cc389b
[INFO]  Verifying binary download
[INFO]  Installing k3s to /usr/local/bin/k3s
[INFO]  Skipping installation of SELinux RPM
[INFO]  Creating /usr/local/bin/kubectl symlink to k3s
[INFO]  Creating /usr/local/bin/crictl symlink to k3s
[INFO]  Creating /usr/local/bin/ctr symlink to k3s
[INFO]  Creating killall script /usr/local/bin/k3s-killall.sh
[INFO]  Creating uninstall script /usr/local/bin/k3s-uninstall.sh
[INFO]  env: Creating environment file /etc/systemd/system/k3s.service.env
[INFO]  systemd: Creating service file /etc/systemd/system/k3s.service
[INFO]  systemd: Enabling k3s unit
Created symlink /etc/systemd/system/multi-user.target.wants/k3s.service → /etc/systemd/system/k3s.service.
[INFO]  systemd: Starting k3s

$ ls -lahr /etc/rancher/k3s/

total 8.0K
-rw-r--r-- 1 root newFeatureNewTest 2.9K Jun  4 16:52 k3s.yaml
-rw-r--r-- 1 root root               138 Jun  4 16:45 config.yaml
drwxr-xr-x 4 root root                29 Jun  4 16:52 ..
drwxr-xr-x 2 root root                41 Jun  4 16:52 .