[Rust] CI fails due to deprecation warning in clippy

[asfimport]

Rust clippy lint test on CI started failing with this error:

   Compiling arrow-flight v3.0.0-SNAPSHOT (/__w/arrow/arrow/rust/arrow-flight)
error: use of deprecated struct `criterion::Benchmark`: Please use BenchmarkGroups instead.
  --> arrow/benches/builder.rs:39:9
   |
39 |         Benchmark::new("bench_primitive", move |b| {
   |         ^^^^^^^^^^^^^^
   |
   = note: `-D deprecated` implied by `-D warnings`

error: use of deprecated struct `criterion::Benchmark`: Please use BenchmarkGroups instead.
  --> arrow/benches/builder.rs:62:9
   |
62 |         Benchmark::new("bench_bool", move |b| {
   |         ^^^^^^^^^^^^^^

error: use of deprecated associated function `criterion::Criterion::<M>::bench`: Please use BenchmarkGroups instead.
  --> arrow/benches/builder.rs:37:7
   |
37 |     c.bench(
   |       ^^^^^

error: use of deprecated associated function `criterion::Criterion::<M>::bench`: Please use BenchmarkGroups instead.
  --> arrow/benches/builder.rs:60:7
   |
60 |     c.bench(
   |       ^^^^^

It appears related to the latest release of criterion: https://crates.io/crates/criterion/0.3.4 (On Jan 24 2021)

Reporter: Andrew Lamb / @alamb
Assignee: Jorge Leitão / @jorgecarleitao

PRs and other links:

• GitHub Pull Request #9314

_{Note: This issue was originally created as ARROW-11375. Please see the migration documentation for further details.}

[asfimport]

Andrew Lamb / @alamb:
Issue resolved by pull request 9314
#9314