build(deps): bump jobserver from 0.1.25 to 0.1.26

Bumps [jobserver](https://github.com/alexcrichton/jobserver-rs) from 0.1.25 to 0.1.26.
- [Release notes](https://github.com/alexcrichton/jobserver-rs/releases)
- [Commits](https://github.com/alexcrichton/jobserver-rs/compare/0.1.25...0.1.26)

---
updated-dependencies:
- dependency-name: jobserver
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Cargo.lock

@@ -1091,9 +1091,9 @@ checksum = "4217ad341ebadf8d8e724e264f13e593e0648f5b3e94b3896a5df283be015ecc"
 
 [[package]]
 name = "jobserver"
-version = "0.1.25"
+version = "0.1.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "068b1ee6743e4d11fb9c6a1e6064b3693a1b600e7f5f5988047d98b3dc9fb90b"
+checksum = "936cfd212a0155903bcbc060e316fb6cc7cbf2e1907329391ebadc1fe0ce77c2"
 dependencies = [
  "libc",
 ]