remove object polyfill, fix later maybe

frontend/gatsby-browser.js

@@ -12,11 +12,8 @@ export const onClientEntry = async () => {
     await import(`intersection-observer`);
   }
 
-  
+  // add css custom property support to ie11
   if (window.MSInputMethodContext && document.documentMode) {
-    // add css custom property support to ie11
     await import(`ie11-custom-properties`);
-    // add css object fit support to ie11
-    await import(`object-fit-polyfill`);
   }
 }
\ No newline at end of file

frontend/package.json

@@ -22,7 +22,6 @@
     "intersection-observer": "^0.12.0",
     "kute.js": "^2.0.16",
     "node-sass": "^6.0.1",
-    "object-fit-polyfill": "^0.1.0",
     "prop-types": "^15.7.2",
     "react": "^17.0.1",
     "react-dom": "^17.0.1",

frontend/yarn.lock

@@ -8868,11 +8868,6 @@ object-copy@^0.1.0:
     define-property "^0.2.5"
     kind-of "^3.0.3"
-object-fit-polyfill@^0.1.0:
-  version "0.1.0"
-  resolved "https://registry.yarnpkg.com/object-fit-polyfill/-/object-fit-polyfill-0.1.0.tgz#af96f36d72f6fdadad528e0b9c9686cb469f75a9"
-  integrity sha1-r5bzbXL2/a2tUo4LnJaGy0afdak=
-
 object-inspect@^1.10.3, object-inspect@^1.9.0:
   version "1.11.0"
   resolved "https://registry.yarnpkg.com/object-inspect/-/object-inspect-1.11.0.tgz#9dceb146cedd4148a0d9e51ab88d34cf509922b1"