build(deps): bump smallvec from 1.8.1 to 1.9.0 (helix-editor#2976)

Bumps [smallvec](https://github.com/servo/rust-smallvec) from 1.8.1 to 1.9.0.
- [Release notes](https://github.com/servo/rust-smallvec/releases)
- [Commits](servo/rust-smallvec@v1.8.1...v1.9.0)

---
updated-dependencies:
- dependency-name: smallvec
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

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

helix-core/Cargo.toml

@@ -18,7 +18,7 @@ integration = []
 helix-loader = { version = "0.6", path = "../helix-loader" }
 
 ropey = { version = "1.5", default-features = false, features = ["simd"] }
-smallvec = "1.8"
+smallvec = "1.9"
 smartstring = "1.0.1"
 unicode-segmentation = "1.9"
 unicode-width = "0.1"

helix-term/Cargo.toml

@@ -76,6 +76,6 @@ signal-hook-tokio = { version = "0.3", features = ["futures-v0_3"] }
 helix-loader = { version = "0.6", path = "../helix-loader" }
 
 [dev-dependencies]
-smallvec = "1.8"
+smallvec = "1.9"
 indoc = "1.0.6"
 tempfile = "3.3.0"