E-Branchformer: Branchformer with Enhanced merging for speech recognition

Benchmark Model Rank Results
speech-recognition-on-librispeech-test-otherE-Branchformer (L) + Internal Language Model Estimation#55Word Error Rate (WER): 3.65
speech-recognition-on-librispeech-test-cleanE-Branchformer (L) + Internal Language Model Estimation#64Word Error Rate (WER): 1.81