Improve deps installation by converting them to one liner (#967)

notebooks/cohere.ipynb

@@ -30,16 +30,7 @@
       },
       "outputs": [],
       "source": [
-        "!pip install embedchain"
-      ]
-    },
-    {
-      "cell_type": "code",
-      "execution_count": null,
-      "metadata": {},
-      "outputs": [],
-      "source": [
-        "!pip install embedchain[dataloaders]"
+        "!pip install embedchain[dataloaders,cohere]"
       ]
     },
     {
@@ -48,27 +39,11 @@
         "id": "nGnpSYAAh2bQ"
       },
       "source": [
-        "### Step-2: Set Cohere related environment variables and install the dependencies\n",
+        "### Step-2: Set Cohere related environment variables\n",
         "\n",
         "You can find `OPENAI_API_KEY` on your [OpenAI dashboard](https://platform.openai.com/account/api-keys) and `COHERE_API_KEY` key on your [Cohere dashboard](https://dashboard.cohere.com/api-keys)."
       ]
     },
-    {
-      "cell_type": "code",
-      "execution_count": null,
-      "metadata": {
-        "colab": {
-          "base_uri": "https://localhost:8080/",
-          "height": 1000
-        },
-        "id": "S5jTywPZNtrj",
-        "outputId": "4a23c813-c9e5-4b6c-e3d9-b41e4fdbc54d"
-      },
-      "outputs": [],
-      "source": [
-        "!pip install embedchain[cohere]"
-      ]
-    },
     {
       "cell_type": "code",
       "execution_count": null,