build(deps): bump windows_i686_gnu from 0.52.5 to 0.52.6 (linkerd#12908)

Bumps [windows_i686_gnu](https://github.com/microsoft/windows-rs) from 0.52.5 to 0.52.6.
- [Release notes](https://github.com/microsoft/windows-rs/releases)
- [Commits](https://github.com/microsoft/windows-rs/commits)

---
updated-dependencies:
- dependency-name: windows_i686_gnu
  dependency-type: indirect
  update-type: version-update:semver-patch
...

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

Cargo.lock

@@ -2728,9 +2728,9 @@ checksum = "09ec2a7bb152e2252b53fa7803150007879548bc709c039df7627cabbd05d469"
 
 [[package]]
 name = "windows_i686_gnu"
-version = "0.52.5"
+version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "88ba073cf16d5372720ec942a8ccbf61626074c6d4dd2e745299726ce8b89670"
+checksum = "8e9b5ad5ab802e97eb8e295ac6720e509ee4c243f69d781394014ebfe8bbfa0b"
 
 [[package]]
 name = "windows_i686_gnullvm"