update(k8smeta): bump k8smeta version to 0.2.0

[alacuku]

What type of PR is this?

Uncomment one (or more) /kind <> lines:

/kind bug

/kind cleanup

/kind design

/kind documentation

/kind failing-test

/kind feature

If this PR will release a new chart version please make sure to also uncomment the following line:

/kind chart-release

Any specific area of the project related to this PR?

Uncomment one (or more) /area <> lines:

/area falco-chart

/area falco-exporter-chart

/area falcosidekick-chart

/area event-generator-chart

/area k8s-metacollector

What this PR does / why we need it:

The new version resolves a bug that prevented the k8smeta fields from being populated for pods deployed before Falco.

Which issue(s) this PR fixes:

Fixes #

https://github.com/falcosecurity/plugins/issues/514

Special notes for your reviewer:

Checklist

• [x] Chart Version bumped
• [x] Variables are documented in the README.md
• [x] CHANGELOG.md updated

[alacuku]

@leogr, could you please take a look?

[poiana]

[APPROVALNOTIFIER] This PR is APPROVED

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

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[poiana]

LGTM label has been added.

Git tree hash: c5864ca48aed67bb2f27e9ef87f5aa0cd31426f7