added @fortawesome/fontawesome-svg-core (peer dependency)

Author: geoffhouse

package-lock.json

@@ -50,6 +50,7 @@
         "@emotion/css": "^11.1.3",
         "@emotion/react": "^11.14.0",
         "@emotion/styled": "^11.14.1",
+        "@fortawesome/fontawesome-svg-core": "^7.2.0",
         "@fortawesome/free-solid-svg-icons": "^6.7.2",
         "@fortawesome/react-fontawesome": "^3.1.1",
         "@iconify/react": "^6.0.2",