message: Fix screencast numbering
diff: @@ -46,7 +46,7 @@ const screencasts: Screencast[] = [
  description:
  "How to customize and configure Gitpod for your personal needs and those of your team.",
  duration: 123,
  - tile: "screencast-2.jpg",
  + tile: "screencast-4.jpg",
  youtubeId: "VYHsd1zI_tE",
  relatedDocs: [
  { path: "/vscode-extensions", title: "VS Code Extensions" },
  @@ -59,7 +59,7 @@ const screencasts: Screencast[] = [
  description:
  "How to make Gitpod load in a blink by prebuilding your project ahead-of-time, continuously.",
  duration: 128,
  - tile: "screencast-4.jpg",
  + tile: "screencast-5.jpg",
  youtubeId: "ZtlJ0PakUHQ",
  relatedDocs: [{ path: "/prebuilds", title: "Prebuilt Workspaces" }],
  },
  @@ -69,16 +69,17 @@ const screencasts: Screencast[] = [
  description:
  "Discover ephemeral/disposable workspaces and start fresh for each new task with just a single click. Pure magic!",
  duration: 195,
  - tile: "screencast-5.jpg",
  + tile: "screencast-6.jpg",
  youtubeId: "n7Ca3jHFtZg",
  relatedDocs: [{ path: "", title: "Introduction to Gitpod" }],
  },
  {
  + nextScreencast: id++,
  title: "Collaborating With Your Team",
  description:
  "How to collaborate effectively with Gitpod's Shared Workspaces and Snapshots.",
  duration: 189,
  - tile: "screencast-6.jpg",
  + tile: "screencast-7.jpg",
  youtubeId: "TrY15zN98p8",
  relatedDocs: [
  { path: "/sharing-and-collaboration", title: "Collaboration & Sharing" },
  