chore: update members count to 400 & remove draft post

Signed-off-by: Lachezar Lechev <[email protected]>

Author: elpiel

config.toml

@@ -18,7 +18,7 @@ github_repo = "https://github.com/AeroRust/aerorust.github.io"
 github_propose_blog_post = "https://github.com/AeroRust/AeroRust.github.io/issues/new?assignees=&labels=blog-post&template=featured-blog-post.md&title=%5BBlog+post%5D"
 github_org = "https://github.com/AeroRust"
 discord_invite = "https://discord.gg/6wFvsFWfnu"
-discord_members_count = "300+"
+discord_members_count = "400+"
 rustlang_website = "https://rust-lang.org"
 twitter_username = "@AeroRust"
 twitter_url = "https://twitter.com/AeroRust"