upd: README

Author: vsheg

README.md

@@ -1,6 +1,6 @@
 # Intermediate ML
 
-> This is a work-in-progress draft of intermediate-level (B2) machine learning materials. Thanks to LLMs for the high quality; any errors are mine.
+> This is a work-in-progress draft of intermediate-level machine learning materials. Thanks to LLMs for the high quality; any errors are mine.
 
 
 ## Formalisms