Update README.md

Author: scraptechguy

README.md

@@ -2,4 +2,4 @@
 
 + <b><a href="">src</a></b> (code itself)
 + <b><a href="https://github.com/scraptechguy/tvet/blob/main/docs/CONCEPTS.md">Key concepts</a></b> (explains all key concepts used in tvet)
-+ <b><a href="https://github.com/scraptechguy/tvet/blob/main/docs/Vizualizace_asteroid%C5%AF_a_jejich_sv%C4%9Bteln%C3%BDch_k%C5%99ivek.pdf">Dokumentace v češtině</a></b> 
++ <b><a href="https://sirrah.troja.mff.cuni.cz/~mira/tmp/diplomky/Broz_2024.pdf">Dokumentace v češtině</a></b>