remove # from event frontmatter

Signed-off-by: Lee Calcote <lee.calcote@layer5.io>

Author: leecalcote

src/collections/events/2021/kubecon-china-2021/index.mdx

@@ -13,8 +13,6 @@ featured: true
 upcoming: false
 product: Meshery
 resource: true
-# Deck: N/A
-# Video: N/A
 ---
 import {Link} from "gatsby";
 import slidesTAG from "./cncf-tag-network-and-service-mesh-working-group-kubecon-china-2021-lee-calcote-ken-owens.pdf";