fix readRaw disconnection issue

package-lock.json

 {
   "name": "xrpio",
-  "version": "0.0.4",
+  "version": "0.0.7",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {

package.json

 {
   "name": "xrpio",
-  "version": "0.0.7",
+  "version": "0.0.8",
   "repository": {
     "type": "git",
     "url": "https://gitea.nitowa.xyz/npm-packages/xrpio.git"

src/xrpIO/ripple-binding.ts

 
 
 export const readRaw = async (api: RippleAPI, hash: string): Promise<Memo> => {
-  let _api
-  if(!api.isConnected()){
-    _api = await cloneApi(api)
-  }else{
-    _api = api
+  while(!api.isConnected()){
+    try{
+      await api.connect()
+    }catch(e){
+      //retry
+    }
   }
   let tx
   try{
-    tx = await _api.getTransaction(hash, {
+    tx = await api.getTransaction(hash, {
       minLedgerVersion: 25235454
     })
   }catch(e){
       console.log("READRAW ERR", e)
       throw e
     }
-  }finally{
-    await _api.disconnect()
   }
 
   if (!tx || !tx.specification || !tx.specification['memos'] || !tx.specification['memos'][0]) {