feature #47956 [Notifier] Add support for editing Telegram messages (chr-hertel)

This PR was squashed before being merged into the 6.2 branch.

Discussion
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[Notifier] Add support for editing Telegram messages

| Q             | A
| ------------- | ---
| Branch?       | 6.2
| Bug fix?      | no
| New feature?  | yes
| Deprecations? | no
| License       | MIT

Telegram supports updating messages which is quite a use case while working with buttons to create an interactive inline interface.

See https://core.telegram.org/bots/api#editmessagetext

Commits
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e4895122 [Notifier] Add support for editing Telegram messages