Fix broken link. (#169)

Author: pelme

docs/static-typing.md

@@ -54,7 +54,7 @@ htpy elements, fragments and context objects provides are "renderable". The `Ren
 The `Renderable` protocol defines these methods:
 
  - `.__str__()` - render as a HTML string by calling `str()`
- - `.__html__()`  - render as a HTML string that is safe to use as markup. This makes it possible to directly embed a `Renderable` object in [Django/Jinja templates](django.md#using-htpy-as-part-of-an-existing-django-template).
+ - `.__html__()`  - render as a HTML string that is safe to use as markup. This makes it possible to directly embed a `Renderable` object in [Django/Jinja templates](./how-to/django.md#using-htpy-as-part-of-an-existing-django-template).
  - `.iter_chunks()` - stream the contents as string "chunks". See [Streaming](streaming.md) for more information.
 
 All `Renderable`'s are also `Node`'s and can always be used as a child element. You can use this to write reusable components that can be used as a child node but also be rendered by themselves or embedded into a Django or Jinja template: