fix(deps): update rust crate salsa to 0.18.0

Author: renovate[bot]

codegen-sdk-analyzer/Cargo.toml

@@ -4,5 +4,5 @@ version = "0.1.0"
 edition = "2024"
 
 [dependencies]
-salsa = "0.16.1"
+salsa = "0.18.0"
 codegen-sdk-ast = { path = "../codegen-sdk-ast" }