build(deps): bump third_party/abseil-cpp from `f2b5237` to `d8933b8` (#2120)

Bumps [third_party/abseil-cpp](https://github.com/abseil/abseil-cpp) from `f2b5237` to `d8933b8`.
- [Release notes](https://github.com/abseil/abseil-cpp/releases)
- [Commits](https://github.com/abseil/abseil-cpp/compare/f2b52372f7f553a4e9b2558daf2d14d3adf484da...d8933b836b1e1aac982b1dd42cc6ac1343a878d5)

---
updated-dependencies:
- dependency-name: third_party/abseil-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>

third_party/abseil-cpp

diff --git a/third_party/abseil-cpp b/third_party/abseil-cpp
index f2b5237..d8933b8 160000
--- a/third_party/abseil-cpp
+++ b/third_party/abseil-cpp
@@ -1 +1 @@
-Subproject commit f2b52372f7f553a4e9b2558daf2d14d3adf484da
+Subproject commit d8933b836b1e1aac982b1dd42cc6ac1343a878d5