Update README.md

Signed-off-by: Fabiana 🚀  Campanari <113218619+FabianaCampanari@users.noreply.github.com>

Author: FabianaCampanari

README.md

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-1. **Max Planck (1900)**  
+1. **Max Planck (1900)**
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    * Founder of quantum theory by introducing the concept of energy quantization.
 
    Formula for quantized energy: