Fix mistaken encoding of f32

Signed-off-by: Ryan Levick <ryan.levick@fermyon.com>

Author: rylev

crates/wac-parser/src/resolution/encoding.rs

@@ -377,7 +377,7 @@ impl From<PrimitiveType> for PrimitiveValType {
             PrimitiveType::S32 => Self::S32,
             PrimitiveType::U64 => Self::U64,
             PrimitiveType::S64 => Self::S64,
-            PrimitiveType::Float32 => Self::Float64,
+            PrimitiveType::Float32 => Self::Float32,
             PrimitiveType::Float64 => Self::Float64,
             PrimitiveType::Char => Self::Char,
             PrimitiveType::Bool => Self::Bool,

crates/wac-parser/tests/encoding/types.wat.result

@@ -15,7 +15,7 @@
   (export (;13;) "g" (type 12))
   (type (;14;) s64)
   (export (;15;) "h" (type 14))
-  (type (;16;) float64)
+  (type (;16;) float32)
   (export (;17;) "i" (type 16))
   (type (;18;) float64)
   (export (;19;) "j" (type 18))