Updated the comment in the Python validation test to run the build_swift unit-tests.

Author: Rostepher

utils/build_swift/README.md

@@ -8,5 +8,5 @@ the Swift build-script.
 You may run the unit test suite using the command:
 
 ```sh
-$ python -m unittest discover -s utils/build_swift -t utils/
+$ python -m unittest discover -s utils/build_swift/ -t utils/
 ```

validation-test/Python/build_swift.swift

@@ -1,7 +1,10 @@
-// RUN: %{python} -m unittest discover -s %utils/build_swift/ -t %utils/
+// Continuous integration for the OS X Platform also runs the tests in the
+// iPhone, Apple TV and Apple Watch simulators. We only need to run the
+// build_swift module unit-tests once per OSX Platform test run, rather than
+// once for each supported Apple device.
 
-// Continuous integration for the OS X Platform also runs the tests in the iPhone, Apple TV and Apple Watch simulators.
-// We only need to run python linting once per OSX Platform test run, rather than once for each supported Apple device.
-// UNSUPPORTED: OS=watchos
 // UNSUPPORTED: OS=ios
 // UNSUPPORTED: OS=tvos
+// UNSUPPORTED: OS=watchos
+
+// RUN: %{python} -m unittest discover -s %utils/build_swift/ -t %utils/