build(deps): bump openat-ext from 0.1.8 to 0.1.9 in /rust

Bumps [openat-ext](https://github.com/cgwalters/openat-ext) from 0.1.8 to 0.1.9.
- [Release notes](https://github.com/cgwalters/openat-ext/releases)
- [Commits](https://github.com/cgwalters/openat-ext/compare/v0.1.8...v0.1.9)

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

rust/Cargo.lock

@@ -670,9 +670,9 @@ dependencies = [
 
 [[package]]
 name = "openat-ext"
-version = "0.1.8"
+version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "73e85ee792caf10bf54dc2a844b9f5cbc4a05095360fdeba67ffe687912d2b8b"
+checksum = "3dc1b204f9003fc6974231d2ed60e44206821e63c2cac1c8eccff0d2426e50f9"
 dependencies = [
  "drop_bomb",
  "libc",

rust/Cargo.toml

@@ -22,7 +22,7 @@ tempfile = "3.1.0"
 clap = "2.33.3"
 structopt = "0.3.20"
 openat = "0.1.19"
-openat-ext = "^0.1.8"
+openat-ext = "^0.1.9"
 curl = "0.4.34"
 rayon = "1.5.0"
 c_utf8 = "0.1.0"