Allow specifying custom path for bootstrap Karmada agent

[husnialhamdani]

karmadactl register <IP>:32443 --token <token> --discovery-token-ca-cert-hash <hash> --ca-cert-path=/.../karmada/ca.crt

[preflight] Running pre-flight checks
[preflight] All pre-flight checks were passed
[karmada-agent-start] Waiting to perform the TLS Bootstrap
W1028 07:41:09.512422   61949 register.go:349] Failed to remove bootstrapKubeConfigFile: remove /etc/karmada/bootstrap-karmada-agent.conf: no such file or directory
error: couldn't save bootstrap-karmada-agent.conf to disk: mkdir /etc/karmada: permission denied

Is there a way to specify custom path for file bootstrap-karmada-agent.conf?