[Snyk] Security upgrade sequelize from 3.35.1 to 4.0.0

[snyk-bot]

Snyk has created this PR to fix one or more vulnerable packages in the `npm` dependencies of this project.

Changes included in this PR

• Changes to the following files to upgrade the vulnerable dependencies to a fixed version:
  • carpool-backend/package.json

Vulnerabilities that will be fixed

With an upgrade:

Severity	Priority Score (*)	Issue	Breaking Change	Exploit Maturity
	768/1000 Why? Proof of Concept exploit, Recently disclosed, Has a fix available, CVSS 7.5	Prototype Pollution SNYK-JS-DOTTIE-3332763	Yes	Proof of Concept

(*) Note that the real score may have changed since the PR was raised.

Commit messages

Package name: sequelize

The new version differs by 250 commits.

• d960cf1 4.0.0
• 8a4b529 docs: more resource link + fix incorrect changelog link
• 411f89e New stable
• a270d23 Docs: Added v3 to v4 migration guide (#7740)
• fdf95dd fixed #7735, sqlite memory url no longer works (#7736)
• b7ca3c4 docs: pretty color + reference theme
• 2651f98 docs: update theme + changelog + logo
• bfee712 fix: pooling fails to handle disconnection (#7698)
• 41408df added: npm run sscce support
• 567c3e5 Add relative and full path support for sqlite (#7700)
• 6a84ba8 Amplify docs for "import" instruction (#7695)
• 2934278 Closes #7709 [ci skip]
• 4392201 #7184 Regression in affected rows reporting for updates (#7423)
• 13a3f1e Fix documentation of include.paranoid (#7672)
• b0bd5d0 [ci skip] git ignore package-lock.json
• e2e0d82 Fix #7680 unreachable code in postgres query error handling (#7692)
• 19e7659 Fix deadlock issue (#7659)
• 5369231 fix: failing lint check
• 787f3b3 Add `isSoftDeleted` helper method to model instances (#7531)
• f7a6d3d Remove unused `err` variable on getting started (#7652)
• 51c2509 Fix changelog [ci-skip]
• fbe47d1 [MSSQL] Format isolation level as tedious isolation level (#7297)
• 7ab3ba4 Update README.md link (#7642)
• 02ea09c Add arrow-parens rule to ESLint (#7639)

See the full diff

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