Bump cookie dependency please - 0.6.0 causing npm audit to fail

[NathZ1]

cookie 0.6.0 has a newly listed vulnerability - GHSA-pxg6-pf52-xh8x.

This causes npm audit to fail for current version of @azure/functions package.

Please bump cookie dependency to ^0.7.0.

[hallvictoria]

Addressed in #310! Will close once a new release is out

[hallvictoria]

Version 4.6.0 has this change! Please update to that version to get the updated cookie version.