Fixing YangLibraryDescription to avoid creating multiple build rules for YangLibrary targets

The null condition (or call) was being executed every time; using a supplier to ensure it only gets called if rule
has not yet been created.

Change-Id: Ibd6fc05adb8f2f16a754b423fa9aeaaa7149cbdb
1 file changed
tree: b89a3eaa15b67915e59e0630740d50d1d126a7ca
  1. .gitignore
  2. .gitreview
  3. compiler/
  4. model/
  5. pom.xml
  6. runtime/
  7. serializers/
  8. tools/