Trace timeline errors

[nytamin]

About the Contributor

This pull request is posted on behalf of the NRK.

Type of Contribution

This is a:

Code improvement

New Behavior

This PR adds try/catch handling around the timeline resolver calls, and traces helpful additional information in case of thrown errors.

Other Information

(This is an attempt to fix a Timeline "Internal Error: There is already an object on layer" issue.)

Status

• [x] PR is ready to be reviewed.
• [x] The functionality has been tested by the author.
• [x] Relevant unit tests has been added / updated.
• [x] Relevant documentation (code comments, system documentation) has been added / updated.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 13.79310% with 25 lines in your changes missing coverage. Please review.

Project coverage is 51.74%. Comparing base (72e9fb6) to head (5962b48). Report is 1 commits behind head on release51.

Files with missing lines	Patch %	Lines
...kages/timeline-state-resolver/src/AsyncResolver.ts	0.00%	20 Missing and 2 partials :warning:
packages/timeline-state-resolver/src/conductor.ts	57.14%	3 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## release51 #351 +/- ## ============================================= - Coverage 51.84% 51.74% -0.10% ============================================= Files 127 127 Lines 10183 10204 +21 Branches 2470 2537 +67 ============================================= + Hits 5279 5280 +1 - Misses 4480 4498 +18 - Partials 424 426 +2 ```

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