[BUG] Doesn't respect ~/.kube/config to be a symbolic link

[dennybaa]

A new ~/.kube/config is recreated upon cluster creation.

What did you do

Just created a cluster.

What did you expect to happen

Contents should be added into existing ~/.kube/config whether it's an ordinary file or symlink.

Screenshots or terminal output

# before
❯ ls -l
drwxr-x--- 4 dennybaa dennybaa 4096 Sep  7 15:59 cache
lrwxrwxrwx 1 dennybaa dennybaa   18 Oct  8 20:36 config -> default.kubeconfig

# after
 ❯ ls -l  
drwxr-x--- 4 dennybaa dennybaa 4096 Sep  7 15:59 cache
-rw------- 1 dennybaa dennybaa 5883 Oct  8 20:38 config
-rw------- 1 dennybaa dennybaa 2990 Oct  8 20:35 default.kubeconfig

Which OS & Architecture

arch: amd64
cgroupdriver: systemd
cgroupversion: "2"
endpoint: /run/user/1000/podman/podman.sock
filesystem: extfs
name: docker
os: pop
ostype: linux
version: 4.6.2

Which version of k3d

k3d version v5.6.0
k3s version v1.27.4-k3s1 (default)