build(deps): bump rust_team_data from `4a7c4b5` to `1b274b9`

Bumps [rust_team_data](https://github.com/rust-lang/team) from `4a7c4b5` to `1b274b9`.
- [Release notes](https://github.com/rust-lang/team/releases)
- [Commits](https://github.com/rust-lang/team/compare/4a7c4b5c919ffdf4472f32215cd32efcffb933e9...1b274b9de88ec0e376f7cbe1dd731b2956cddf66)

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

Cargo.lock

@@ -1479,7 +1479,7 @@ dependencies = [
 [[package]]
 name = "rust_team_data"
 version = "1.0.0"
-source = "git+https://github.com/rust-lang/team#4a7c4b5c919ffdf4472f32215cd32efcffb933e9"
+source = "git+https://github.com/rust-lang/team#1b274b9de88ec0e376f7cbe1dd731b2956cddf66"
 dependencies = [
  "indexmap",
  "serde",