all: TSS Error handler service

[gouthamp-stellar]

What

This is TSS's Error Handler Service as described in this doc:
https://docs.google.com/document/d/1xcX86-w8lwT_60flCuYBK9X9co-108-5X6D9e5epw0U/edit#heading=h.76emp0zcbvdy

Why

This service is responsible for retrying transactions till they reach a terminal state

Known limitations

N/A

Issue that this PR addresses

https://app.asana.com/0/1207947010297920/1208138733594321

Checklist

PR Structure

• It is not possible to break this PR down into smaller PRs.
• This PR does not mix refactoring changes with feature changes.
• This PR's title starts with name of package that is most changed in the PR, or all if the changes are broad or impact many packages.

Thoroughness

• This PR adds tests for the new functionality or fixes.
• All updated queries have been tested (refer to this check if the data set returned by the updated query is expected to be same as the original one).

Release

• This is not a breaking change.
• This is ready to be tested in development.
• The new functionality is gated with a feature flag if this is not ready for production.