fix Primer spinner with primitive import (#58819)

Author: Ebonsignori

package-lock.json

@@ -166,6 +166,7 @@
     "@primer/live-region-element": "^0.7.2",
     "@primer/octicons": "^19.19.0",
     "@primer/octicons-react": "^19.14.0",
+    "@primer/primitives": "^11.3.1",
     "@primer/react": "^38.0.0",
     "accept-language-parser": "^1.5.0",
     "ajv": "^8.17.1",

package.json

@@ -15,3 +15,6 @@
 
 @import "src/content-render/stylesheets/index.scss";
 @import "src/links/stylesheets/hover-card.scss";
+
+// For primer Spinners and other animated components
+@import "@primer/primitives/dist/css/base/motion/motion.css";