upgrade tensorflow to 2.5.1; add missing sckikit-learn to requirements.txt

Author: dreoporto

requirements.txt

@@ -3,5 +3,6 @@
 matplotlib==3.3.2
 numpy==1.19.2
 pandas==1.2.1
+scikit-learn==0.24.1
 playsound==1.2.2
-tensorflow==2.4.1
+tensorflow==2.5.1

setup.py

@@ -5,7 +5,7 @@
 
 setuptools.setup(
     name="ptmlib",
-    version="0.1.1",
+    version="0.1.2",
     author="Andre Oporto",
     author_email="opor7ae@pendragonai.com",
     description="Pendragon Tools for Machine Learning",