Fix last broken link

I don't know how this one was missed in my find/replace but there it is.

* pygorithm/geometry/rect2.py - fix incorrect ~

Author: Tjstretchalot

pygorithm/geometry/rect2.py

@@ -336,7 +336,7 @@ def _find_intersection_poly_rect(cls, poly, offset, rect, find_mtv = True):
         Find the intersection between a polygon and rect.
         
         Not intended for direct use. See 
-        :py:meth:~`pygorithm.geometry.rect2.Rect2.find_intersection`
+        :py:meth:`.find_intersection`
         
         :param poly: polygon
         :type poly: :class:`pygorithm.geometry.polygon2.Polygon2`