fix(bash): highlight command line options (--option)#4376

KJyang-0114 wants to merge 2 commits intohighlightjs:mainhighlightjs/highlight.js:mainfrom

KJyang-0114:fix/issue-4288-bash-highlightKJyang-0114/highlight.js:fix/issue-4288-bash-highlightCopy head branch name to clipboard