remove nested max

This merge request addresses W3301 (nested-min-max) warning at src/time_data.py#L72. You can see the GitLab-pylint integration in "Code Quality" widget below.

src/time_data.py

@@ -69,7 +69,7 @@ class TimeObj(object):
         else:
             idx = 0
         sprint(format("Time information", "-^80"), comm=comm)
-        lenk = max(max([len(x) for x in self.cost]), 28)
+        lenk = max([len(x) for x in self.cost], 28)
         fmth = "{:"+str(lenk)+"s}{:24s}{:16s}{:24s}"
         sprint(fmth.format("Label", "Cost(s)", "Number", "Avg. Cost(s)"), comm=comm)
         fmt = "{:"+str(lenk)+"s}{:<24.4f}{:<16d}{:<24.4f}"