Update public-api to 0.43.0

Cargo.toml

@@ -85,7 +85,7 @@ octorust = { version = "0.9.0", default-features = false }
 once_cell = { version = "1.20.1", default-features = false }
 proc-macro2 = { version = "1", default-features = false }
 proc-macro2-diagnostics = { version = "0.10.1", default-features = false }
-public-api = { version = "0.42.0", default-features = false }
+public-api = { version = "0.43.0", default-features = false }
 quote = { version = "1", default-features = false }
 rand = { version = "0.8", default-features = false }
 rbpf = { version = "0.3.0", default-features = false }