Update README.rst

Author: davidhozic

README.rst

@@ -15,7 +15,7 @@ Links
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 Installation
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-DAF can be installed though command prompt/terminal using the bottom commands.
+TkClassWizard can be installed though command prompt/terminal using the bottom commands.
 
 Pre-requirement: `Python (minimum v3.8) <https://www.python.org/downloads/>`_