Merge pull requests #41, #42, and #43 from 'ccns/dependabot/npm_and_yarn/preview/hexo-generator-searchdb-1.4.0', 'ccns/dependabot/npm_and_yarn/preview/hexo-renderer-ejs-2.0.0' and 'ccns/dependabot/npm_and_yarn/preview/hexo-6.0.0'

Bump hexo-generator-searchdb from 1.3.4 to 1.4.0

Bump hexo-renderer-ejs from 1.0.0 to 2.0.0

Bump hexo from 5.4.0 to 6.0.0

Author: IepIweidieng