Adding support for these two latest versions of OSX and Fedora.

* The VSO build and run process has been updated for these new OS versions but they need to be added as supported RIDs for test runtime.

Author: StephenBonikowsky

src/Common/test-runtime/project.json

@@ -1117,13 +1117,14 @@
         "win7-x86",
         "win7-x64",
         "osx.10.10-x64",
+        "osx.10.12-x64",
         "centos.7-x64",
         "debian.8-x64",
         "rhel.7-x64",
         "ubuntu.14.04-x64",
         "ubuntu.16.04-x64",
         "ubuntu.16.10-x64",
-        "fedora.24-x64",
+        "fedora.25-x64",
         "linux-x64",
         "opensuse.13.2-x64",
         "opensuse.42.1-x64"