chore(deps): update module github.com/letsencrypt/boulder to v0.20260615.0 (8.19)

[elastic-renovate-prod]

This PR contains the following updates:

Package	Type	Update	Change
github.com/letsencrypt/boulder	indirect	minor	v0.20260602.0 -> v0.20260615.0

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Release Notes

letsencrypt/boulder (github.com/letsencrypt/boulder)

v0.20260615.0

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What's Changed

• Replace errors.As with errors.AsType by @​ezekiel in https://github.com/letsencrypt/boulder/pull/8779
• test: Add minio for MTC tile storage by @​beautifulentropy in https://github.com/letsencrypt/boulder/pull/8790
• issuer: don't log HSM PIN on misconfiguration by @​inahga in https://github.com/letsencrypt/boulder/pull/8794
• ra: call MTCA when profile indicates MTC by @​jsha in https://github.com/letsencrypt/boulder/pull/8781
• crl-storer: use IfMatch to do a compare-and-swap when uploading by @​aarongable in https://github.com/letsencrypt/boulder/pull/8791
• mtpublisher: Add skeleton that pushes dummy cosignatures by @​beautifulentropy in https://github.com/letsencrypt/boulder/pull/8793
• Add int-type Authz ID proto fields alongside any string-type proto fields by @​ezekiel in https://github.com/letsencrypt/boulder/pull/8754
• wfe: block accounts from YAML config file by @​jsha in https://github.com/letsencrypt/boulder/pull/8797
• cert-checker: fix logging & push metrics by @​lenaunderwood22 in https://github.com/letsencrypt/boulder/pull/8763
• wfe: fix test comment by @​jsha in https://github.com/letsencrypt/boulder/pull/8798

Full Changelog: letsencrypt/boulder@v0.20260608.0...v0.20260615.0

v0.20260608.0

Compare Source

What's Changed

• web: user-agent can be non-ASCII by @​jsha in https://github.com/letsencrypt/boulder/pull/8723
• ci: run zizmor by @​inahga in https://github.com/letsencrypt/boulder/pull/8767
• clean up OCSP functions in helpers.py by @​jsha in https://github.com/letsencrypt/boulder/pull/8775
• ra: remove deprecated OCSPService config by @​jsha in https://github.com/letsencrypt/boulder/pull/8777
• issuance: make digitalSignature optional by @​jsha in https://github.com/letsencrypt/boulder/pull/8774
• test: run unittests in parallel by @​jsha in https://github.com/letsencrypt/boulder/pull/8780
• ra: rewrite outdated comment by @​jsha in https://github.com/letsencrypt/boulder/pull/8782
• ci: upload container logs on failure by @​jsha in https://github.com/letsencrypt/boulder/pull/8784
• doc: remove DESIGN.md by @​jsha in https://github.com/letsencrypt/boulder/pull/8783
• add boulder-mtca service by @​jsha in https://github.com/letsencrypt/boulder/pull/8776

Full Changelog: letsencrypt/boulder@v0.20260602.0...v0.20260608.0

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