Build(deps): bump pest_derive from 2.7.7 to 2.7.8

Bumps [pest_derive](https://github.com/pest-parser/pest) from 2.7.7 to 2.7.8.
- [Release notes](https://github.com/pest-parser/pest/releases)
- [Commits](pest-parser/pest@v2.7.7...v2.7.8)

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

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

crates/sic_parser/Cargo.toml

@@ -15,7 +15,7 @@ sic_core = { version = "0.22.0", path = "../sic_core"}
 sic_image_engine = { version = "0.22.0", path = "../sic_image_engine" }
 
 pest = "2.7.8"
-pest_derive = "2.7.7"
+pest_derive = "2.7.8"
 thiserror = "1"
 
 [dev-dependencies]