build(deps): bump third_party/yaml-cpp from `96f5c88` to `1d8ca1f` (#2362)

Bumps [third_party/yaml-cpp](https://github.com/jbeder/yaml-cpp) from `96f5c88` to `1d8ca1f`.
- [Release notes](https://github.com/jbeder/yaml-cpp/releases)
- [Commits](https://github.com/jbeder/yaml-cpp/compare/96f5c887f373ac483844c51cfc9a3621002314f0...1d8ca1f35eb3a9c9142462b28282a848e5d29a91)

---
updated-dependencies:
- dependency-name: third_party/yaml-cpp
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
diff --git a/third_party/yaml-cpp b/third_party/yaml-cpp
index 96f5c88..1d8ca1f 160000
--- a/third_party/yaml-cpp
+++ b/third_party/yaml-cpp
@@ -1 +1 @@
-Subproject commit 96f5c887f373ac483844c51cfc9a3621002314f0
+Subproject commit 1d8ca1f35eb3a9c9142462b28282a848e5d29a91