refactor: drop the deprecated compiler re-export shims

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>

packages/compiler/test/inline-props.test.ts

@@ -1,5 +1,5 @@
 import { describe, expect, test } from "bun:test";
-import { parse, type PropDecl } from "../src/parser.ts";
+import { parse, type PropDecl } from "@wrnexus/syntax";
 
 const compact = (source: string) =>
   parse(source).props.map(({ name, default: value }: PropDecl) => ({ name, value }));