Bump gdbstub from 0.7.7 to 0.7.8 (#954)

Bumps [gdbstub](https://github.com/daniel5151/gdbstub) from 0.7.7 to 0.7.8.
- [Release notes](https://github.com/daniel5151/gdbstub/releases)
- [Changelog](https://github.com/daniel5151/gdbstub/blob/master/CHANGELOG.md)
- [Commits](daniel5151/gdbstub@0.7.7...0.7.8)

---
updated-dependencies:
- dependency-name: gdbstub
  dependency-version: 0.7.8
  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

@@ -21,7 +21,7 @@ bench = false # see https://bheisler.github.io/criterion.rs/book/faq.html#cargo-
 workspace = true
 
 [dependencies]
-gdbstub = { version = "0.7.7", optional = true }
+gdbstub = { version = "0.7.8", optional = true }
 gdbstub_arch = { version = "0.3.2", optional = true }
 goblin = { version = "0.10", default-features = false, features = ["std", "elf32", "elf64", "endian_fd"] }
 rand = { version = "0.9" }