fix: when deploy grafana pods CrashLoopBackOff "mkdir: can't create directory '/var/lib/grafana/plugins': Permission denied"

[tghfly]

Signed-off-by: tghfly222 [email protected]

[tghfly]

# kubectl logs -n monitoring grafana-5984fbd5d6-9x6xx 
...
GF_PATHS_DATA='/var/lib/grafana' is not writable.
You may have issues with file permissions, more information here: http://docs.grafana.org/installation/docker/#migrate-to-v51-or-later
mkdir: can't create directory '/var/lib/grafana/plugins': Permission denied