build(deps): bump third_party/abseil-cpp from cc70e83 to f1b7d00

Bumps [third_party/abseil-cpp](https://github.com/abseil/abseil-cpp) from `cc70e83` to `f1b7d00`.
- [Release notes](https://github.com/abseil/abseil-cpp/releases)
- [Commits](abseil/abseil-cpp@cc70e83...f1b7d00)

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

Signed-off-by: dependabot[bot] <[email protected]>