Fix double curly braces being interpreted by jekyll

_episodes/03-plotting.md

@@ -603,7 +603,9 @@ plt.title(f"Normal distribution - mean={mean}, stdev={stdev}, samples={samples},
 > to have a nicely typeset `μ` character in the title.
 > Doing full stylization with LaTeX we could use:
 > ~~~
+> {% raw %}
 > plt.title(f"$X \\sim \\mathcal{{N}}(\\mu,\\,\\sigma^{{2}})$ - $\\mu$={mean}, $\\sigma^{{2}}$={stdev}, samples={samples}, binning={1/bins}")
+> {% endraw %}
 > ~~~
 > {: .language-python }
 >
@@ -832,7 +834,6 @@ hexbin(x, y, C=None, reduce_C_function=None, gridsize=None, **kwargs) method of
 {: .output }
 
 
-
 So far, these plots we've been making from pandas
 have existed in their own figure
 but we can use the `ax` parameter to attach to a pre-made Axes object.