wip: refactor: syft error handling

[tcp]

Description

Improves error handling in PySyft by implementing our own result and custom exception.

Proposed changelist for this PR:

• [x] Our own result implementation
• [x] Our own custom error type (SyftException)
• [x] Exception filtering
• [x] Delete PySyftException (see #8919)
• [ ] Refactor user_code_service
• [ ] Integrate with syft response
• [ ] Make it serializable? (future)

Related PRs

• #8919

How has this been tested?

• [x] Added new tests for Result
• [x] Added new tests for SyftException
• [x] Added tests for ExceptionFilter
• [ ] Current tests are green

Checklist

• [x] I have followed the Contribution Guidelines and Code of Conduct
• [x] I have commented my code following the OpenMined Styleguide
• [x] I have labeled this PR with the relevant Type labels
• [x] My changes are covered by tests

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 88.80%. Comparing base (4013d3c) to head (2985228). Report is 1 commits behind head on master.

Additional details and impacted files

Flag	Coverage Δ
activemq	?
cassandra	?
dotnetclr	?
gitlab	?
hive	?
hivemq	?
hudi	?
ignite	?
jboss_wildfly	?
kafka	?
kube_apiserver_metrics	97.75% <100.00%> (+0.01%)	:arrow_up:
kubeflow	?
kubevirt_api	?
kubevirt_controller	?
marklogic	?
presto	?
snmp	?
solr	?
vertica	?
windows_service	?

Flags with carried forward coverage won't be shown. Click here to find out more.

[jwillker]

@FlorentClarret I don't understand what is wrong with the tests. Can you help me?

[jwillker]

Would anyone be able to help me with this PR?

@Kyle-Neale, @jmeunier28, @dkirov-dd or someone else?