fix: remove plot function

Author: BeaMarton13

doc/source/community_detection_guide/notebooks/resolution.ipynb

@@ -183,10 +183,6 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "def plot_results(x, x_vals, y, y_vals):\n",
-    "    fig = px.line(x=x_vals, y=y_vals, log_x=True, log_y=True, labels={'x': x, 'y': y})\n",
-    "    pyo.iplot(fig)\n",
-    "\n",
     "def analyze_resolution_stability(g):\n",
     "    resolutions = np.logspace(-2, 2, 500)\n",
     "    community_count = []\n",