chore: bump up Rust crate png to 0.18

Author: renovate[bot]

packages/binding/Cargo.toml

@@ -28,7 +28,7 @@ napi-derive       = { version = "3.0.0", default-features = false, features = ["
 num-complex       = "0.4"
 num_cpus          = "1"
 once_cell         = "1"
-png               = "0.17"
+png               = "0.18"
 resvg             = "0.45"
 rexif             = "0.7"
 rgb               = "0.8"