RFR: 8328247: Remove redundant dir for tests converted from applet to main

[Tejesh R]

On Fri, 15 Mar 2024 07:23:30 GMT, Prasanta Sadhukhan <psadhukhan at openjdk.org> wrote:

> Few tests were converted from applet manual to main using PassFailJFrame manual framework but the extra folder was not deleted
> 
> javax/swing/JFileChooser/6798062/bug6798062.java
> javax/swing/JFileChooser/FileFilterDescription/FileFilterDescription.html
> javax/swing/JInternalFrame/6726866/bug6726866.java 
> 
> so tests are now moved to one folder up..

Marked as reviewed by tr (Committer).

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PR Review: https://git.openjdk.org/jdk/pull/18322#pullrequestreview-1941920879