fix(deps): update rust crate proc-macro2 to v1.0.86

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
proc-macro2	dependencies	patch	1.0.85 -> 1.0.86

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Release Notes

dtolnay/proc-macro2 (proc-macro2)

### [`v1.0.86`](https://togithub.com/dtolnay/proc-macro2/releases/tag/1.0.86) [Compare Source](https://togithub.com/dtolnay/proc-macro2/compare/1.0.85...1.0.86) - Documentation improvements

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