Minor fix to MesoscopePreprocess._consolidate_exptQC for recent numpy version

Author: k1o0

ibllib/pipes/mesoscope_tasks.py

@@ -509,8 +509,7 @@ def _consolidate_exptQC(exptQC):
             # May be numpy array of str or a single str, in both cases we cast to list of str
             names = list(ensure_list(e['frameQC_names']))
             # For each label for the old enum, populate initialized array with the new one
-            for name in names:
-                i_old = names.index(name)  # old enumeration
+            for i_old, name in enumerate(names):
                 name = name if len(name) else 'unknown'  # handle empty array and empty str
                 try:
                     i_new = qc_labels.index(name)