move otel api back to dependencies

Author: rochdev

index.d.ts

@@ -1,7 +1,7 @@
 import { ClientRequest, IncomingMessage, OutgoingMessage, ServerResponse } from "http";
 import { LookupFunction } from 'net';
 import * as opentracing from "./packages/node_modules/opentracing";
-import * as otel from "./packages/node_modules/@opentelemetry/api";
+import * as otel from "@opentelemetry/api";
 
 /**
  * Tracer is the entry-point of the Datadog tracing implementation.

package.json

@@ -123,6 +123,8 @@
     "version.js"
   ],
   "dependencies": {
+    "@opentelemetry/api": ">=1.0.0 <1.10.0",
+    "@opentelemetry/api-logs": "<1.0.0",
     "dc-polyfill": "^0.1.10",
     "import-in-the-middle": "^1.14.2"
   },