fix(index.html): set search input autocomplete off
fix(index.html): set search input autocomplete off

likonion/likonion.github.io,zhufengning/zhufengning.github.io,kaeyleo/jekyll-theme-H2O,zhufengning/zhufengning.github.io,y80x86ol/y80x86ol.github.com,y80x86ol/y80x86ol.github.com,kaeyleo/jekyll-theme-H2O,likonion/likonion.github.io