feat: introducing telegram output

[zufardhiyaulhaq]

What type of PR is this?
/kind feature

Any specific area of the project related to this PR?
/area outputs

What this PR does / why we need it:

• introducing telegram output
• some company might use telegram for alerting system

Which issue(s) this PR fixes:
N/A

Special notes for your reviewer:
tested on local

[poiana]

Welcome @zufardhiyaulhaq! It looks like this is your first PR to falcosecurity/falcosidekick 🎉

[Issif]

amazing PR, only 1 small thing to add

[zufardhiyaulhaq]

done @Issif, please help check back

[poiana]

[APPROVALNOTIFIER] This PR is APPROVED

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

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• OWNERS [Issif]

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[poiana]

LGTM label has been added.

Git tree hash: 8d2c6c8e725c5bf9956087d12e1e963d6d76ed66

[zufardhiyaulhaq]

@Issif what is the next step? I don't see the workflow running.

can I start contributing to falcosidekick helm chart for this output?

[Issif]

@Issif what is the next step? I don't see the workflow running.

can I start contributing to falcosidekick helm chart for this output?

I don't know why it didn't start. I closed/reopened the PR, all tests started.

[Issif]

@Issif what is the next step? I don't see the workflow running.

can I start contributing to falcosidekick helm chart for this output?

For the helm chart update, we must wait for the release 2.28.0, we'll add the new settings at this moment.