Make 'for' configurable for falco exporter prometheus rules

[jochbru]

What type of PR is this?

/kind feature

Any specific area of the project related to this PR?

/area falco-exporter-chart

What this PR does / why we need it:

This PR makes the for field configurable within the helm values.

Which issue(s) this PR fixes:

N/a

[poiana]

Welcome @TheChef23! It looks like this is your first PR to falcosecurity/charts 🎉

[Issif]

Hi,

to have a valid PR, you have to update the changelog, bump up the chart version and run make docs-falco-exporter.

[!WARNING] The falco-exporter will be deprecated in the next months, Falco now exposes a metrics endpoint

[jochbru]

Hi,

to have a valid PR, you have to update the changelog, bump up the chart version and run make docs-falco-exporter.

Warning

The falco-exporter will be deprecated in the next months, Falco now exposes a metrics endpoint

Hi,

I've run the make command and bumped the version.

[jochbru]

Excusez moi, fixed.

[jochbru]

Last point, could you rebase on master and squash your commits please

Done, thanks for your patience!

[poiana]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: Issif, TheChef23

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Needs approval from an approver in each of these files: - ~~[OWNERS](https://github.com/falcosecurity/charts/blob/master/OWNERS)~~ [Issif] Approvers can indicate their approval by writing `/approve` in a comment Approvers can cancel approval by writing `/approve cancel` in a comment

[poiana]

LGTM label has been added.

Git tree hash: 6cba12315e3096dec6f5f273be4a51020fd0eda4