Fix some articles being incorrectly marked as outdated

Calinou · Calinou · commit 84af32c43dab · 2023-07-10T16:57:04.000+02:00
These articles were updated for 4.0 and the API hasn't changed in 4.1.
diff --git a/tutorials/2d/using_tilemaps.rst b/tutorials/2d/using_tilemaps.rst
@@ -1,5 +1,3 @@
-:article_outdated: True
-
 .. _doc_using_tilemaps:
 
 Using TileMaps
diff --git a/tutorials/animation/animation_track_types.rst b/tutorials/animation/animation_track_types.rst
@@ -1,5 +1,3 @@
-:article_outdated: True
-
 .. _doc_animation_track_types:
 
 Animation Track types
diff --git a/tutorials/rendering/multiple_resolutions.rst b/tutorials/rendering/multiple_resolutions.rst
@@ -1,5 +1,3 @@
-:article_outdated: True
-
 .. _doc_multiple_resolutions:
 
 Multiple resolutions
