Update README.md

README.md

@@ -36,8 +36,7 @@ The dataset consists of two TSV files for the species `Human`.
   - proteoform annotations
   - protein identifications
   - statistical confidence metrics
-3. Multiple annotated .mgf files
-4. Annotated .msalign file
+3. Annotated .msalign file
 
 ### Sources
 - **Repository** https://toprepo.org/