Add resource limits and requests to clickhouse and tabix

[joscha-alisch]

Hi there 👋

this adds the option to set resource requests and limits on both clickhouse and tabix pods :)

[Mokto]

Thanks!

[Mokto]

If you want to apply it to the sentry chart, you can :

• update the dep in the Chart.yml
• helm dep update

If not I'll do it asap

[joscha-alisch]

Here you go :) #132