Add 3.8.1 Python (#39)

* Add 3.8.1 Python

* python 3.8.1

manifests/Python/Python/3.8.1.yaml

@@ -0,0 +1,17 @@
+Id: Python.Python
+Version: 3.8.1
+Name: Python
+Publisher: Python
+Homepage: https://www.python.org
+License: PSF LICENSE AGREEMENT FOR PYTHON
+LicenseUrl: https://docs.python.org/3/license.html
+Description: Python is a programming language that lets you work more quickly and integrate your systems more effectively.
+AppMoniker: python
+Installers: 
+    - Arch: x64
+      Url: https://www.python.org/ftp/python/3.8.1/python-3.8.1-amd64.exe
+      InstallerType: Exe
+      Sha256: BEBC242C11B8D83D8671C7B8E047E64DD78F7AE9AEF29613B9EE176BF8E35367
+      Switches:
+        Silent: /Quiet
+        SilentWithProgress: /Passive