Bump submodules/vipr from bf1af70 to 1a3de13

Bumps [submodules/vipr](https://github.com/microsoft/vipr) from `bf1af70` to `1a3de13`.
- [Release notes](https://github.com/microsoft/vipr/releases)
- [Commits](microsoft/Vipr@bf1af70...1a3de13)

---
updated-dependencies:
- dependency-name: submodules/vipr
  dependency-type: direct:production
...

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

Author: dependabot[bot]