adjusting the text of the metrics description

tabs/metrics.py

@@ -239,14 +239,13 @@ def plot_tool_metrics(wins_df: pd.DataFrame, winning_selector: str) -> gr.Plot:
         yaxis_title = "Gross profit per trade (xDAI)"
 
 
-def get_trade_metrics_text(metric_name: str) -> gr.Text:
-    metric_text = (
-        "This "
-        + metric_name
-        + " metric is computed weekly and the graph shows the different statistical measures including "
-        + "the min, max, median (line inside the box), mean(dotted line) and several percentiles:"
-        + " the lower (first) quartile, q1, is the median of the bottom half, and the upper (third) quartile, q3, is the median of the top half."
-        + " The whiskers correspond to the boxes' edges +/- 1.5 times the interquartile range (IQR: Q3-Q1)"
-    )
-
-    return gr.Text(label=metric_text)
+def get_trade_metrics_text() -> gr.Markdown:
+    metric_text = """ 
+        ## Description of the graph
+        These metrics are computed weekly. The statistical measures are:
+        * min, max values, 25th(q1), 50th(median), 75th(q2) percentiles
+        * the upper and lower fences to delimit possible outliers
+        * the average values as the dotten lines
+        """
+
+    return gr.Markdown(metric_text)