Fix typo in README.md

Replace `sample/100BT` with `sample-100BT` in the code example to reduce confusion.

README.md

@@ -446,7 +446,7 @@ from datatrove.pipeline.readers import ParquetReader
 
 # limit determines how many documents will be streamed (remove for all)
 data_reader = ParquetReader("hf://datasets/HuggingFaceFW/fineweb-edu", glob_pattern="data/*/*.parquet", limit=1000)
-# or to fetch a specific dump CC-MAIN-2024-10,  eplace "CC-MAIN-2024-10" with "sample/100BT" to use the 100BT sample
+# or to fetch a specific dump CC-MAIN-2024-10,  eplace "CC-MAIN-2024-10" with "sample-100BT" to use the 100BT sample
 data_reader = ParquetReader("hf://datasets/HuggingFaceFW/fineweb-edu/CC-MAIN-2024-10", limit=1000) 
 for document in data_reader():
     # do something with document
@@ -463,7 +463,7 @@ from datatrove.pipeline.writers import JsonlWriter
 
 pipeline_exec = LocalPipelineExecutor(
     pipeline=[
-        # replace "CC-MAIN-2024-10" with "sample/100BT" to use the 100BT sample
+        # replace "CC-MAIN-2024-10" with "sample-100BT" to use the 100BT sample
         ParquetReader("hf://datasets/HuggingFaceFW/fineweb-edu/CC-MAIN-2024-10", limit=1000),
         LambdaFilter(lambda doc: "hugging" in doc.text),
         JsonlWriter("some-output-path")