Remove some underscores from wasm schema to match elisp.

src/wasm/ast_node.rs

@@ -63,6 +63,7 @@ use super::WasmStandardProperties;
 
 #[derive(Debug, Serialize, Deserialize)]
 pub struct WasmAstNodeWrapper<I> {
+    #[serde(rename = "ast-node")]
     pub(crate) ast_node: String,
     #[serde(rename = "standard-properties")]
     pub(crate) standard_properties: WasmStandardProperties,

src/wasm/standard_properties.rs

@@ -10,8 +10,11 @@ use crate::types::StandardProperties;
 pub(crate) struct WasmStandardProperties {
     pub(crate) begin: usize,
     pub(crate) end: usize,
+    #[serde(rename = "contents-begin")]
     pub(crate) contents_begin: Option<usize>,
+    #[serde(rename = "contents-end")]
     pub(crate) contents_end: Option<usize>,
+    #[serde(rename = "post-blank")]
     pub(crate) post_blank: PostBlank,
 }