Bump flexsearch from 0.7.31 to 0.7.43

Bumps [flexsearch](https://github.com/nextapps-de/flexsearch) from 0.7.31 to 0.7.43.
- [Release notes](https://github.com/nextapps-de/flexsearch/releases)
- [Changelog](https://github.com/nextapps-de/flexsearch/blob/master/CHANGELOG.md)
- [Commits](https://github.com/nextapps-de/flexsearch/commits)

---
updated-dependencies:
- dependency-name: flexsearch
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -4,7 +4,7 @@
   "private": true,
   "dependencies": {
     "bootstrap": "^5.3.2",
-    "flexsearch": "^0.7.31",
+    "flexsearch": "^0.7.43",
     "idb": "^8.0.0",
     "luxon": "^3.4.3",
     "react": "^18.2.0",