Remove stray simple

CouldNot · story645 · web-flow · commit ff8d5f00b44c · 2023-12-06T08:03:43.000-08:00
Co-authored-by: hannah &lt;story645@gmail.com&gt;
diff --git a/galleries/plot_types/basic/stairs.py b/galleries/plot_types/basic/stairs.py
@@ -3,7 +3,7 @@
 stairs(values)
 ==============
 
-See `~matplotlib.axes.Axes.stairs` when plotting :math:`y$` between
+See `~matplotlib.axes.Axes.stairs` when plotting :math:`y` between
 :math:`(x_i, x_{i+1})`. For plotting :math:`y` at :math:`x`, see
 `~matplotlib.axes.Axes.step`.
 
