fix(div): update class name to remove weird space afterwards (#763)

Signed-off-by: Aaron <29749331+aarnphm@users.noreply.github.com>

quartz/components/ContentMeta.tsx

@@ -1,6 +1,7 @@
 import { formatDate, getDate } from "./Date"
 import { QuartzComponentConstructor, QuartzComponentProps } from "./types"
 import readingTime from "reading-time"
+import { classNames } from "../util/lang"
 
 interface ContentMetaOptions {
   /**
@@ -33,7 +34,7 @@ export default ((opts?: Partial<ContentMetaOptions>) => {
         segments.push(timeTaken)
       }
 
-      return <p class={`content-meta ${displayClass ?? ""}`}>{segments.join(", ")}</p>
+      return <p class={classNames(displayClass, "content-meta")}>{segments.join(", ")}</p>
     } else {
       return null
     }