build(deps): bump solana-program from 1.5.6 to 1.5.8 (#1261)

Bumps [solana-program](https://github.com/solana-labs/solana) from 1.5.6 to 1.5.8.
- [Release notes](https://github.com/solana-labs/solana/releases)
- [Changelog](https://github.com/solana-labs/solana/blob/master/RELEASE.md)
- [Commits](https://github.com/solana-labs/solana/compare/v1.5.6...v1.5.8)

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

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

program/Cargo.toml

@@ -16,7 +16,7 @@ arrayref = "0.3.6"
 num-derive = "0.3"
 num-traits = "0.2"
 num_enum = "0.5.1"
-solana-program = "1.5.6"
+solana-program = "1.5.8"
 thiserror = "1.0"
 
 [dev-dependencies]