Fix width/height parameter, has to be int

Author: MrTango

.gitignore

@@ -2,11 +2,11 @@
 /bin
 /include
 /lib
+/lib64
 
 # Generated files
 pyvenv.cfg
 /_build
 
 # symlinked from submodule
 docs/volto
-/lib64

docs/classic-ui/images.md

@@ -93,7 +93,7 @@ To get a specific image size:
 from plone import api
 
 scale_util = api.content.get_view("images", context, request)
-tag = scale_util.tag("image", width="600", height="200")
+tag = scale_util.tag("image", width=600, height=200)
 ```
 
 The complete list of arguments with their default values is shown in the following example.
@@ -167,7 +167,7 @@ Instead of using the configured named scales, you can get an HTML tag with any s
 from plone import api
 
 scale_util = api.content.get_view("images", context, request)
-tag = scale_util.scale("image", width="600", height="200")
+tag = scale_util.scale("image", width=600, height=200)
 ```
 
 (classic-ui-images-using-image_scale0-in-templates-label)=