chore: bump rustversion from 1.0.5 to 1.0.6 (#21636)

* chore: bump rustversion from 1.0.5 to 1.0.6

Bumps [rustversion](https://github.com/dtolnay/rustversion) from 1.0.5 to 1.0.6.
- [Release notes](https://github.com/dtolnay/rustversion/releases)
- [Commits](https://github.com/dtolnay/rustversion/compare/1.0.5...1.0.6)

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

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

* [auto-commit] Update all Cargo lock files

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

programs/bpf/Cargo.lock

@@ -2206,9 +2206,9 @@ dependencies = [
 
 [[package]]
 name = "rustversion"
-version = "1.0.5"
+version = "1.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "61b3909d758bb75c79f23d4736fac9433868679d3ad2ea7a61e3c25cfda9a088"
+checksum = "f2cc38e8fa666e2de3c4aba7edeb5ffc5246c1c2ed0e3d17e560aeeba736b23f"
 
 [[package]]
 name = "ryu"