wasm: fix docs

Author: oyyd

README.md

@@ -57,10 +57,10 @@ $ npm i -d wasm-opencc
 const { DictSource, Converter } = require('wasm-opencc')
 const dictSource = new DictSource('s2t.json');
 
-dictSource.get().then(() => {
+dictSource.get().then((args) => {
   const converter = new Converter(...args)
   console.log(converter.convert('繁体'))
-  // 注意当不再需要使用converter时，请调用delete方法以释放内存
+  // 注意當不再需要使用converter時，請調用delete方法以釋放內存
   converter.delete()
 })
 ```

wasm/docs/src/readmecontent.js

@@ -57,10 +57,10 @@ $ npm i -d wasm-opencc
 const { DictSource, Converter } = require('wasm-opencc')
 const dictSource = new DictSource('s2t.json');
 
-dictSource.get().then(() => {
+dictSource.get().then((args) => {
   const converter = new Converter(...args)
   console.log(converter.convert('繁体'))
-  // 注意当不再需要使用converter时，请调用delete方法以释放内存
+  // 注意當不再需要使用converter時，請調用delete方法以釋放內存
   converter.delete()
 })
 \`\`\`

wasm/package.json

@@ -16,7 +16,7 @@
     "generated",
     "lib",
     "package.json",
-    "README.md"
+    "../README.md"
   ],
   "license": "Apache-2.0",
   "devDependencies": {