Update all patch updates (patch)

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@truffle/contract	4.3.11 -> 4.3.12
truffle	5.2.5 -> 5.2.6

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Release Notes

trufflesuite/truffle

### [`v4.3.12`](https://togithub.com/trufflesuite/truffle/compare/a15a68477cfcc5e975237fe253d4458569a9a3b6...677ca3977e5cec36357d5c5175135de01e23c2e8) [Compare Source](https://togithub.com/trufflesuite/truffle/compare/a15a68477cfcc5e975237fe253d4458569a9a3b6...677ca3977e5cec36357d5c5175135de01e23c2e8)

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