Small fixes in docs (#1215)

* doc: Fix broken link to contributing site

* doc: typo

* doc: Fix code example rendering

Author: erjel

CONTRIBUTING.md

@@ -39,7 +39,7 @@ If your issue doesn’t already exist, and you’re ready to create a new one, m
 Please use one of the provided templates to make this process easier for you.
 
 You can submit an issue [here](https://github.com/scalableminds/webknossos-libs/issues/new)
-(read more about [issues here](https://docs.github.com/en/issues)).
+(read more about [issues here](https://docs.github.com/en/issues)\).
 
 
 ### Report a Bug :lady_beetle:

webknossos/README.md

@@ -50,7 +50,7 @@ See the [examples folder](examples) or the [the documentation](https://docs.webk
 The dependencies for the examples are not installed by default. Use `pip install webknossos[examples]` to install them.
 
 ## Contributions & Development
-Please see the [respective documentation page](https://docs.webknossos.org/webknossos-py/development.html).
+Please see the [respective documentation page](https://docs.webknossos.org/webknossos-py/CONTRIBUTING.html).
 
 ## License
 [AGPLv3](https://www.gnu.org/licenses/agpl-3.0.html)

webknossos/webknossos/geometry/nd_bounding_box.py

@@ -62,7 +62,7 @@ class NDBoundingBox:
                 axes=("x", "y"),
                 index=(1,2)
             )
-            ````
+            ```
         Create a 4D bounding box:
             ```
             bbox_2 = NDBoundingBox(