Update dependencies

Author: renovate[bot]

package.json

@@ -22,18 +22,18 @@
     "build:all": "yarn build && yarn build:reg"
   },
   "dependencies": {
-    "@emotion/react": "11.10.6",
-    "@emotion/styled": "11.10.6",
-    "@material-ui/core": "4.12.4",
-    "@material-ui/icons": "4.11.3",
+    "@emotion/react": "11.10.8",
+    "@emotion/styled": "11.10.8",
+    "@mui/material": "5.0.0",
+    "@mui/icons-material": "5.0.0",
     "chokidar": "3.5.3",
     "dayjs": "1.11.7",
     "emotion": "11.0.0",
     "htmr": "0.10.1",
     "jdown": "1.0.5",
     "marked-sanitizer-github": "1.0.1",
     "node-emoji": "1.11.0",
-    "prismjs": "1.22.0",
+    "prismjs": "1.29.0",
     "react": "16.14.0",
     "react-dom": "16.14.0",
     "react-router-dom": "5.3.4",