fix: collab nibiru module installation (#260)

examples/colab_notebook.ipynb

@@ -11,11 +11,31 @@
     "This notebook will guide you on opening and closing positions."
    ]
   },
+  {
+   "cell_type": "markdown",
+   "source": [
+    "### 1. Install Nibiru package"
+   ],
+   "metadata": {
+    "collapsed": false
+   }
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "outputs": [],
+   "source": [
+    "!pip install nibiru"
+   ],
+   "metadata": {
+    "collapsed": false
+   }
+  },
   {
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "### 1. Prepare wallet mnemonic key (or private key)\n",
+    "### 2. Prepare wallet mnemonic key (or private key)\n",
     "If you don't have a mnemonic key, generate it using some online service or run the code below:"
    ]
   },
@@ -35,7 +55,7 @@
   {
    "cell_type": "markdown",
    "source": [
-    "### 2. Get test tokens from the nibiru faucet\n",
+    "### 3. Get test tokens from the nibiru faucet\n",
     "Faucet URL: [https://app.nibiru.fi/faucet](https://app.nibiru.fi/faucet)"
    ],
    "metadata": {
@@ -45,7 +65,7 @@
   {
    "cell_type": "markdown",
    "source": [
-    "### 3. Create nibiru chain client and authenticate using mnemonic\n",
+    "### 4. Create nibiru chain client and authenticate using mnemonic\n",
     "The client below uses ITN-2 Nibiru testnet chain.\n",
     "Use your mnemonic key or private key to authenticate.\n",
     "If you took money from the faucet, your balances should not be empty."
@@ -74,7 +94,7 @@
   {
    "cell_type": "markdown",
    "source": [
-    "### 4. Create a tx to open perp trading position\n",
+    "### 5. Create a tx to open perp trading position\n",
     "Position is: LONG (=BUY),\n",
     "\n",
     "pair = ubtc:unusd: prefix `u` means `μ` or micro. So `unusd = micro unusd = 1/1000_000 nusd`, same for ubtc.\n",