Adding quiz error handling when answering a question or completing quiz

[brianhogg]

Description

Fixes #2594

How has this been tested?

Manually by turning off the database temporarily

Screenshots

https://github.com/gocodebox/lifterlms/assets/627497/edea79bb-950a-4f58-be4a-73d5223b3444

Types of changes

Error handling when answering a question or submitting a quiz.

Checklist:

• [x] This PR requires and contains at least one changelog file. <!-- To create a changelog yml file: npm run dev changelog add -- -i and follow the prompt. See also: https://github.com/gocodebox/lifterlms/blob/trunk/packages/dev/README.md#changelog-add -->
• [x] My code has been tested.
• [x] My code passes all existing automated tests.
• [x] My code follows the LifterLMS Coding & Documentation Standards.

[github-actions[bot]]

Coverage report

St.:grey_question:	Category	Percentage	Covered / Total
🟡	Statements	77.18%	328/425
🟡	Branches	68.45%	141/206
🟢	Functions	82.93%	68/82
🟡	Lines	76.68%	319/416

Test suite run success

169 tests passing in 22 suites.

Report generated by 🧪jest coverage report action from af7d3f49a34fb37fcc9e29d78212b5199a051221

[codeclimate[bot]]

Code Climate has analyzed commit af7d3f49 and detected 4 issues on this pull request.

Here's the issue category breakdown:

Category	Count
Complexity	2
Duplication	2

The test coverage on the diff in this pull request is 2.8% (50% is the threshold).

This pull request will bring the total coverage in the repository to 56.3%.

View more on Code Climate.