Update package: supertest

### Dependency
- [x] #1487 (This issue must be addressed first because we need to be able to test if these configurations are failing)

### Overview
We need to update the supertest package that require major version changes to address security audit warnings

### Extra info
We are doing this individually to manage scope of changes per PR

### Action Items
- [ ] developer to update to the latest version of the package indicated
- [ ] Ensure the project builds and runs
- [ ] Ensure that all unit tests pass
- [ ] Ensure that there are no lint errors

### Resources/Instructions
| Package | Current | Wanted | Latest | Package Type | Package URL |
| -- | -- | -- | -- | -- | -- |
| supertest | 4.0.2 | 7.2.2 | 7.2.2 | devDependencies | https://github.com/visionmedia/supertest#readme |