build(deps): bump borsh from 1.5.5 to 1.5.6 (#299)

Bumps [borsh](https://github.com/near/borsh-rs) from 1.5.5 to 1.5.6.
- [Release notes](https://github.com/near/borsh-rs/releases)
- [Changelog](https://github.com/near/borsh-rs/blob/master/CHANGELOG.md)
- [Commits](near/borsh-rs@borsh-v1.5.5...borsh-v1.5.6)

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

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

Author: dependabot[bot]

Cargo.lock

@@ -41,7 +41,7 @@ thiserror = "2.0"
 
 [dev-dependencies]
 async-trait = "0.1"
-borsh = "1.5.5"
+borsh = "1.5.6"
 bytemuck = "1.22.0"
 futures-util = "0.3"
 solana-program = "2.2.1"