fix(spectator): updated jQuery package to 3.6.4

[takeandrei5]

Updated jQuery package to the next non-vulnerable version (3.6.4) as per this https://security.snyk.io/package/npm/jquery/3.6.0

PR Checklist

Please check if your PR fulfills the following requirements:

• The commit message follows our guidelines: https://github.com/ngneat/spectator/blob/master/CONTRIBUTING.md#commit
• Tests for the changes have been added (for bug fixes / features)
• Docs have been added / updated (for bug fixes / features)

PR Type

What kind of change does this PR introduce?

[x] Bugfix
[ ] Feature
[ ] Code style update (formatting, local variables)
[ ] Refactoring (no functional changes, no api changes)
[ ] Build related changes
[ ] CI related changes
[ ] Documentation content changes
[ ] Other... Please describe:

What is the current behavior?

The currentSpectator version is released with a jQuery 3.6.0 dependency which has a security vulnerability.

Issue Number: N/A

What is the new behavior?

This PR updates the package.json that is used for release to fix the vulnerability.

Does this PR introduce a breaking change?

[ ] Yes
[x] No

Other information

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