feat: CSS rules during CSS generation from JSON anatomy (#215)

* Merge CSS rules during CSS generation from JSON anatomy

* Change files

---------

Co-authored-by: nicholasrice <nicholasrice@users.noreply.github.com>

Author: nicholasrice

change/@adaptive-web-adaptive-ui-80cc5c2d-8bf8-4956-a470-183ea023604e.json

@@ -0,0 +1,7 @@
+{
+  "type": "minor",
+  "comment": "Merge CSS rules during CSS generation from JSON anatomy",
+  "packageName": "@adaptive-web/adaptive-ui",
+  "email": "nicholasrice@users.noreply.github.com",
+  "dependentChangeType": "patch"
+}