Bump hexo-generator-searchdb from 1.4.1 to 1.5.0

Bumps [hexo-generator-searchdb](https://github.com/next-theme/hexo-generator-searchdb) from 1.4.1 to 1.5.0.
- [Release notes](https://github.com/next-theme/hexo-generator-searchdb/releases)
- [Commits](https://github.com/next-theme/hexo-generator-searchdb/compare/v1.4.1...v1.5.0)

---
updated-dependencies:
- dependency-name: hexo-generator-searchdb
  dependency-version: 1.5.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

package.json

@@ -20,7 +20,7 @@
     "hexo-generator-archive": "^2.0.0",
     "hexo-generator-category": "^2.0.0",
     "hexo-generator-index": "^4.0.0",
-    "hexo-generator-searchdb": "^1.4.1",
+    "hexo-generator-searchdb": "^1.5.0",
     "hexo-generator-sitemap": "^3.0.1",
     "hexo-generator-tag": "^2.0.0",
     "hexo-helper-live2d": "^3.1.1",