fix: Modify setup.py to indicate this is google maintained (#45)

* fix: Modify setup.py to indicate this is google maintained

* fix: add 3.8 trove

Author: crwilcox

packages/proto-plus/setup.py

@@ -27,8 +27,8 @@
     name="proto-plus",
     version="1.2.0",
     license="Apache 2.0",
-    author="Dov Shlachter",
-    author_email="dovs@google.com",
+    author="Google LLC",
+    author_email="googleapis-packages@google.com",
     url="https://github.com/googleapis/proto-plus-python.git",
     packages=find_packages(exclude=["docs", "tests"]),
     description="Beautiful, Pythonic protocol buffers.",
@@ -45,6 +45,7 @@
         "Programming Language :: Python :: 3.5",
         "Programming Language :: Python :: 3.6",
         "Programming Language :: Python :: 3.7",
+        "Programming Language :: Python :: 3.8",
         "Topic :: Software Development :: Code Generators",
         "Topic :: Software Development :: Libraries :: Python Modules",
     ],