Bump async-trait from 0.1.48 to 0.1.49

Bumps [async-trait](https://github.com/dtolnay/async-trait) from 0.1.48 to 0.1.49.
- [Release notes](https://github.com/dtolnay/async-trait/releases)
- [Commits](https://github.com/dtolnay/async-trait/compare/0.1.48...0.1.49)

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

Cargo.lock

@@ -159,9 +159,9 @@ dependencies = [
 
 [[package]]
 name = "async-trait"
-version = "0.1.48"
+version = "0.1.49"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "36ea56748e10732c49404c153638a15ec3d6211ec5ff35d9bb20e13b93576adf"
+checksum = "589652ce7ccb335d1e7ecb3be145425702b290dbcb7029bbeaae263fc1d87b48"
 dependencies = [
  "proc-macro2",
  "quote",