Bump mongodb from 3.5.2 to 3.6.0 (#626)

Bumps [mongodb](https://github.com/mongodb/mongo-rust-driver) from 3.5.2 to 3.6.0.
- [Release notes](https://github.com/mongodb/mongo-rust-driver/releases)
- [Commits](mongodb/mongo-rust-driver@v3.5.2...v3.6.0)

---
updated-dependencies:
- dependency-name: mongodb
  dependency-version: 3.6.0
  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>
Co-authored-by: Luke Kim <80174+lukekim@users.noreply.github.com>

Author: dependabot[bot]

Cargo.lock

@@ -56,7 +56,7 @@ fundu = "2.0"
 futures = "0.3"
 geo-types = "0.7"
 itertools = "0.14"
-mongodb = { version = "3.5.2", features = ["openssl-tls"], optional = true }
+mongodb = { version = "3.6.0", features = ["openssl-tls"], optional = true }
 mysql_async = { version = "0.36", features = [
   "native-tls-tls",
   "chrono",