Patch release 9.1.3

Bug fixes

* memory: eliminate memory leaks in `walk` and `eventify` (8592416af612795d08c5f9b50e8bf611cca303a5)
* match: remove vulnerable `jsonpath` dependency (d053e0de4cc91c1393b9377f0569eebf91eb84da)

Other changes

* repo: tweak lint config (efe9f392127d7ab845bd9c3becb87949cf0a4625)
* deps: `npm audit fix` (b4d066425e107288f8da3658d29f3e5ec57ad0c9)
* deps: upgrade `please-release-me` to `3.4.1` (cd65c37f626541599c3eef60ab0011055d304ae0)