Bump ostruct from 0.6.2 to 0.6.3 in /builder (#2735)

---
updated-dependencies:
- dependency-name: ostruct
  dependency-version: 0.6.3
  dependency-type: indirect
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

builder/Gemfile.lock

@@ -175,7 +175,7 @@ GEM
       ostruct (>= 0.2)
     openssl (3.3.0)
     orm_adapter (0.5.0)
-    ostruct (0.6.2)
+    ostruct (0.6.3)
     pagy (9.3.5)
     pg (1.5.9)
     pp (0.6.2)