feat(test): Make latest snapbox features available

Author: epage

Cargo.toml

@@ -91,7 +91,7 @@ sha1 = "0.10.6"
 sha2 = "0.10.8"
 shell-escape = "0.1.5"
 supports-hyperlinks = "3.0.0"
-snapbox = { version = "0.6.5", features = ["diff", "dir", "term-svg", "regex"] }
+snapbox = { version = "0.6.9", features = ["diff", "dir", "term-svg", "regex"] }
 tar = { version = "0.4.40", default-features = false }
 tempfile = "3.10.1"
 thiserror = "1.0.59"