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](next-theme/hexo-generator-searchdb@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] <support@github.com>

Author: dependabot[bot]

package-lock.json

@@ -23,7 +23,7 @@
     "hexo-generator-category": "^2.0.0",
     "hexo-generator-feed": "^3.0.0",
     "hexo-generator-index": "^4.0.0",
-    "hexo-generator-searchdb": "^1.4.1",
+    "hexo-generator-searchdb": "^1.5.0",
     "hexo-generator-tag": "^2.0.0",
     "hexo-renderer-ejs": "^2.0.0",
     "hexo-renderer-markdown-it": "^7.1.1",