Bump @mui/icons-material from 5.15.18 to 5.15.19 in /webui

Bumps [@mui/icons-material](https://github.com/mui/material-ui/tree/HEAD/packages/mui-icons-material) from 5.15.18 to 5.15.19.
- [Release notes](https://github.com/mui/material-ui/releases)
- [Changelog](https://github.com/mui/material-ui/blob/v5.15.19/CHANGELOG.md)
- [Commits](https://github.com/mui/material-ui/commits/v5.15.19/packages/mui-icons-material)

---
updated-dependencies:
- dependency-name: "@mui/icons-material"
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

webui/package-lock.json

@@ -11,7 +11,7 @@
         "@emotion/react": "^11.11.4",
         "@emotion/styled": "^11.11.5",
         "@fontsource/inter": "^5.0.18",
-        "@mui/icons-material": "^5.15.18",
+        "@mui/icons-material": "^5.15.19",
         "@mui/material": "^5.15.18",
         "i18next": "^23.11.5",
         "i18next-browser-languagedetector": "^8.0.0",
@@ -1137,9 +1137,9 @@
       }
     },
     "node_modules/@mui/icons-material": {
-      "version": "5.15.18",
-      "resolved": "https://registry.npmjs.org/@mui/icons-material/-/icons-material-5.15.18.tgz",
-      "integrity": "sha512-jGhyw02TSLM0NgW+MDQRLLRUD/K4eN9rlK2pTBTL1OtzyZmQ8nB060zK1wA0b7cVrIiG+zyrRmNAvGWXwm2N9Q==",
+      "version": "5.15.19",
+      "resolved": "https://registry.npmjs.org/@mui/icons-material/-/icons-material-5.15.19.tgz",
+      "integrity": "sha512-RsEiRxA5azN9b8gI7JRqekkgvxQUlitoBOtZglflb8cUDyP12/cP4gRwhb44Ea1/zwwGGjAj66ZJpGHhKfibNA==",
       "dependencies": {
         "@babel/runtime": "^7.23.9"
       },