fix(deps): pin 'google-{api,cloud}-core', 'google-auth' to allow 2.x versions (#18)

Expand pins on library dependencies in preparation for these dependencies taking a new major version. See #10566.

Author: busunkim96

packages/google-cloud-resource-settings/setup.py

@@ -41,7 +41,10 @@
     platforms="Posix; MacOS X; Windows",
     include_package_data=True,
     install_requires=(
-        "google-api-core[grpc] >= 1.26.0, < 2.0.0dev",
+        # NOTE: Maintainers, please do not require google-api-core>=2.x.x
+        # Until this issue is closed
+        # https://github.com/googleapis/google-cloud-python/issues/10566
+        "google-api-core[grpc] >= 1.26.0, <3.0.0dev",
         "proto-plus >= 1.15.0",
     ),
     python_requires=">=3.6",