fix: fix link to client library documentation (#3)

* fix: fix link to client library documentation
* fix: pin sphinx<3.0.0

Co-authored-by: Dan O'Meara <omeara.dan@gmail.com>

README.rst

@@ -15,7 +15,7 @@ Python Client for Service Directory
 .. |versions| image:: https://img.shields.io/pypi/pyversions/google-cloud-service-directory.svg
    :target: https://pypi.org/project/google-cloud-service-directory/
 .. _Cloud Service Directory API: https://cloud.google.com/service-directory
-.. _Client Library Documentation: https://googleapis.dev/python/recommendationengine/latest
+.. _Client Library Documentation: https://googleapis.dev/python/servicedirectory/latest/
 .. _Product Documentation:  https://cloud.google.com/service-directory
 
 Quick Start
@@ -79,4 +79,4 @@ Next Steps
    APIs that we cover.
 
 .. _Service Directory API Product documentation:  https://cloud.google.com/service-directory
-.. _README: https://github.com/googleapis/google-cloud-python/blob/master/README.rst
+.. _README: https://github.com/googleapis/google-cloud-python/blob/master/README.rst

noxfile.py

@@ -139,7 +139,7 @@ def docs(session):
     """Build the docs for this library."""
 
     session.install("-e", ".")
-    session.install("sphinx", "alabaster", "recommonmark")
+    session.install("sphinx<3.0.0", "alabaster", "recommonmark")
 
     shutil.rmtree(os.path.join("docs", "_build"), ignore_errors=True)
     session.run(