Update lib/galaxy/datatypes/binary.py

Co-authored-by: Marius van den Beek <m.vandenbeek@gmail.com>

Author: ahmedhamidawan

lib/galaxy/datatypes/binary.py

@@ -933,7 +933,7 @@ def set_meta(
         extra_threads = int(os.environ.get("GALAXY_SLOTS", 1)) - 1
         if index_flag == "-b":
             # IOError: No such file or directory: '-b' if index_flag is set to -b (pysam 0.15.4)
-            pysam.index("-o", index_file.get_file_name(), f"-@{extra_threads}", dataset.get_file_name())  # type: ignore[attr-defined, unused-ignore]
+            pysam.index("-o", index_file.get_file_name(), f"-@{extra_threads}", dataset.get_file_name())
         else:
             pysam.index(index_flag, "-o", index_file.get_file_name(), f"-@{extra_threads}", dataset.get_file_name())
         dataset.metadata.bam_index = index_file