chore(deps): bump diesel from 2.2.2 to 2.2.3 in /examples (#439)

Bumps [diesel](https://github.com/diesel-rs/diesel) from 2.2.2 to 2.2.3.
- [Release notes](https://github.com/diesel-rs/diesel/releases)
- [Changelog](https://github.com/diesel-rs/diesel/blob/v2.2.3/CHANGELOG.md)
- [Commits](https://github.com/diesel-rs/diesel/compare/v2.2.2...v2.2.3)

---
updated-dependencies:
- dependency-name: diesel
  dependency-type: direct:production
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

examples/Cargo.lock

@@ -974,9 +974,9 @@ dependencies = [
 
 [[package]]
 name = "diesel"
-version = "2.2.2"
+version = "2.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bf97ee7261bb708fa3402fa9c17a54b70e90e3cb98afb3dc8999d5512cb03f94"
+checksum = "65e13bab2796f412722112327f3e575601a3e9cdcbe426f0d30dbf43f3f5dc71"
 dependencies = [
  "diesel_derives",
  "libsqlite3-sys",