Grammar/Typo fix in a warning box

Author: AnnoyingTechnology

components/finder.rst

@@ -49,7 +49,7 @@ The ``$file`` variable is an instance of
 
     The ``Finder`` object doesn't reset its internal state automatically.
     This means that you need to create a new instance if you do not want
-    get mixed results.
+    to get mixed results.
 
 Searching for Files and Directories
 -----------------------------------