fix: Remove reference to IBM token on import OpenQASM (#1375) (notebooks update)

Author: qctrlrobot

fire-opal/execute/configure-circuits/how-to-import-openqasm.ipynb

@@ -153,9 +153,6 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "# Enter your IBM token here.\n",
-    "token = \"your_IBM_token\"\n",
-    "\n",
     "# Set credentials\n",
     "token = \"YOUR_IBM_CLOUD_API_KEY\"\n",
     "instance = \"YOUR_IBM_CRN\"\n",