Fix setup.py

* Setup.py needed markdown content type for long description
* Add more informative description.

Author: eliatcodecov

setup.py

@@ -11,8 +11,9 @@
 setup(
     name="codecovopentelem",
     version="0.0.5",
-    description="Shared Codecov",
+    description="Implements Runtime Insights Support for Python Project",
     long_description=long_description,
+    long_description_content_type='text/markdown',
     url="https://github.com/codecov/opentelem-python",
     author="Codecov",
     author_email="[email protected]",