feat(themes)!: promote to stable public release

BREAKING CHANGE: Promotes to the stable public 2.0 release line.
Signed-off-by: Cory Rylan <crylan@nvidia.com>

Author: coryrylan

projects/themes/CHANGELOG.md

@@ -121,4 +121,4 @@
 
 ## 0.0.0
 
-Initial release.
+Initial pre-release.