chore(types): add additional hint for LSP support (#864)

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

quartz/components/Body.tsx

@@ -1,9 +1,9 @@
 // @ts-ignore
 import clipboardScript from "./scripts/clipboard.inline"
 import clipboardStyle from "./styles/clipboard.scss"
-import { QuartzComponentConstructor, QuartzComponentProps } from "./types"
+import { QuartzComponent, QuartzComponentConstructor, QuartzComponentProps } from "./types"
 
-function Body({ children }: QuartzComponentProps) {
+const Body: QuartzComponent = ({ children }: QuartzComponentProps) => {
   return <div id="quartz-body">{children}</div>
 }