Merge pull request #393 from gitext-rs/renovate/petgraph-0.x

chore(deps): Update Rust crate petgraph to 0.8.0

Author: epage

Cargo.lock

@@ -136,7 +136,7 @@ itertools = "0.14.0"
 ignore = "0.4.22"
 bstr = "1.9.1"
 maplit = "1.0.2"
-petgraph = "0.7.0"
+petgraph = "0.8.0"
 downcast-rs = "2.0.0"
 names = { version = "0.14.0", default-features = false }
 elsa = "1.10.0"