update error calculator for rnnt

aky15

2023-04-26 bdb8a99da425fca4813952718a62ba02ef06fa6e

1
2
3
4
5
6
7
8
p m    p.m.
pm    p.m.
p.m.
p.m    p.m.
am    a.m.
a.m.
a.m    a.m.
a m    a.m.