docs: fix Typo in Documentation: 15-tiled-plugin (#3246)

* fix link typo in 02-conventions.mdx

* Fix missing word typo in 06.1-actions.mdx

* Fix typo in docs: 15-tiled-plugin

site/docs/13-plugins/15-tiled-plugin.mdx

@@ -102,7 +102,7 @@ The way that the plugin represents multiple tile layers in Tiled is by creating
 
 ### Solid Layers
 
-You an mark a layer solid by setting the special custom boolean property `solid = true` on the tile layer. This will indicate to the plugin that any space with a non-zero Tile gid should be treated as a solid rectangle.
+You can mark a layer solid by setting the special custom boolean property `solid = true` on the tile layer. This will indicate to the plugin that any space with a non-zero Tile gid should be treated as a solid rectangle.
 
 However sometimes you need more than just solid rectangles, so the plugin also supports custom colliders setup on tiles in tilesets (read more about tilesets below).