Remove unnecessary 'url' param in drawGraph

Aiden Bai

2022-05-03 3c660dd9b5f9e1133bc8a1228287508504b7c132

 config.toml

@@ -28,3 +28,6 @@
        lineNumbersInTable = true
        style = "dracula"
        tabWidth = 4
    [frontmatter]
        lastmod = ["lastmod", ":git", "date", "publishDate"]
        publishDate = ["publishDate", "date"]