cargo: bump backtrace from 0.3.63 to 0.3.64

Bumps [backtrace](https://github.com/rust-lang/backtrace-rs) from 0.3.63 to 0.3.64.
- [Release notes](https://github.com/rust-lang/backtrace-rs/releases)
- [Commits](https://github.com/rust-lang/backtrace-rs/compare/0.3.63...0.3.64)

---
updated-dependencies:
- dependency-name: backtrace
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Cargo.lock

@@ -420,9 +420,9 @@ checksum = "cdb031dd78e28731d87d56cc8ffef4a8f36ca26c38fe2de700543e627f8a464a"
 
 [[package]]
 name = "backtrace"
-version = "0.3.63"
+version = "0.3.64"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "321629d8ba6513061f26707241fa9bc89524ff1cd7a915a97ef0c62c666ce1b6"
+checksum = "5e121dee8023ce33ab248d9ce1493df03c3b38a659b240096fcbd7048ff9c31f"
 dependencies = [
  "addr2line",
  "cc",