chore(deps): update dependency buf to v1.67.0

[renovate]

This PR contains the following updates:

Package	Update	Change
buf	minor	1.65.0 → 1.67.0

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Release Notes

bufbuild/buf (buf)

v1.67.0

Compare Source

• Fix LSP not skipping buf.build/docs links for lint rules from check plugins and policies.
• Fix buf dep graph --format json silently dropping dependencies when a dependency was already seen.
• Add support for --rbs_out as a protoc_builtin plugin (requires protoc v34.0+).
• Add relevant links from CEL LSP hover documentation to either <celbyexample.com> or <protovalidate.com>
• Add OpenBSD and FreeBSD release binaries for amd64 and arm64.
• Skip writing unchanged output files in buf generate to preserve modification times
• Update buf beta registry plugin delete to prompt the user for deletion, matching the UX of the other deletion commands.
  Use --force to restore the old behavior.

v1.66.1

Compare Source

• Fix exclude_types in buf generate dropping transitive dependencies of import files retained for their extension fields.

v1.66.0

Compare Source

• Add LSP comment ignore code action to add comment ignores for lint errors.
• Fix buf breaking module comparison when adding new modules.
• Add LSP hover support for protovalidate CEL expressions.
• Fixed offset handling in CEL semantic tokens for non-ASCII content and proto escape sequences in multi-line string literal expressions.
• Improve URI normalization for the LSP.

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