Bump smallvec from 0.6.10 to 1.2.0

Bumps [smallvec](https://github.com/servo/rust-smallvec) from 0.6.10 to 1.2.0. - [Release notes](https://github.com/servo/rust-smallvec/releases) - [Commits](servo/rust-smallvec@v0.6.10...v1.2.0) Signed-off-by: dependabot-preview[bot] <support@dependabot.com>
servo · bors-servo · Apr 22, 2020 · Apr 21, 2020 · Apr 21, 2020 · d5c1f525d3960b85cfe8c43f51cde45f9834eca9
commit d5c1f525d3960b85cfe8c43f51cde45f9834eca9
diff --git a/Cargo.lock b/Cargo.lock
diff --git a/ports/libmlservo/Cargo.toml b/ports/libmlservo/Cargo.toml
@@ -25,5 +25,5 @@ webxr = { git = "https://github.com/servo/webxr", features = ["ipc", "magicleap"
 libc = "0.2"
 log = "0.4"
 servo-egl = "0.2"
-smallvec = "0.6"
+smallvec = "1.2"