Merge branch 'TensorSpeech:master' into japenese

Author: hertz-pj

.github/workflows/ci.yaml

@@ -17,7 +17,7 @@ jobs:
       max-parallel: 10
       matrix:
         python-version: [3.7]
-        tensorflow-version: [2.6.0]
+        tensorflow-version: [2.7.0]
     steps:
       - uses: actions/checkout@master
       - uses: actions/setup-python@v1

setup.py

@@ -36,7 +36,7 @@
         "inflect>=4.1.0",
         "scikit-learn>=0.22.0",
         "pyworld>=0.2.10",
-        "numba<=0.48",  # Fix No module named "numba.decorators"
+        "numba>=0.48",  # Fix No module named "numba.decorators"
         "jamo>=0.4.1",
         "pypinyin",
         "g2pM",