bug: catch general myokit error from simulate and fix simulate error snackbar

[sonarcloud[bot]]

Quality Gate passed for 'pkpdapp'

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud

[codecov[bot]]

Codecov Report

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

Project coverage is 76.22%. Comparing base (f700d49) to head (60a1fa4).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## development #497 +/- ## ============================================ Coverage 76.22% 76.22% ============================================ Files 108 108 Lines 5594 5594 ============================================ Hits 4264 4264 Misses 1330 1330 ```

:umbrella: View full report in Codecov by Sentry.
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[sonarcloud[bot]]

Quality Gate passed for 'pkpdapp-team_pkpdapp_frontend'

Issues
2 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud