chore: replace all instances of twitter with X

Closes ohmyzsh#12536

README.md

@@ -10,7 +10,7 @@ Once installed, your terminal shell will become the talk of the town _or your mo
 
 Finally, you'll begin to get the sort of attention that you have always felt you deserved. ...or maybe you'll use the time that you're saving to start flossing more often. 😬
 
-To learn more, visit [ohmyz.sh](https://ohmyz.sh), follow [@ohmyzsh](https://twitter.com/ohmyzsh) on Twitter, and join us on [Discord](https://discord.gg/ohmyzsh).
+To learn more, visit [ohmyz.sh](https://ohmyz.sh), follow [@ohmyzsh](https://x.com/ohmyzsh) on X (formerly Twitter), and join us on [Discord](https://discord.gg/ohmyzsh).
 
 [![CI](https://github.com/ohmyzsh/ohmyzsh/workflows/CI/badge.svg)](https://github.com/ohmyzsh/ohmyzsh/actions?query=workflow%3ACI)
 [![X (formerly Twitter) Follow](https://img.shields.io/twitter/follow/ohmyzsh?label=%40ohmyzsh&logo=x&style=flat)](https://twitter.com/intent/follow?screen_name=ohmyzsh)
@@ -469,7 +469,7 @@ Thank you so much!
 
 We're on social media:
 
-- [@ohmyzsh](https://twitter.com/ohmyzsh) on Twitter. You should follow it.
+- [@ohmyzsh](https://x.com/ohmyzsh) on X (formerly Twitter). You should follow it.
 - [Facebook](https://www.facebook.com/Oh-My-Zsh-296616263819290/) poke us.
 - [Instagram](https://www.instagram.com/_ohmyzsh/) tag us in your post showing Oh My Zsh!
 - [Discord](https://discord.gg/ohmyzsh) to chat with us!

tools/install.sh

@@ -482,7 +482,7 @@ print_success() {
     "$(fmt_code "$(fmt_link ".zshrc" "file://$zdot/.zshrc" --text)")" \
     "file to select plugins, themes, and options."
   printf '\n'
-  printf '%s\n' "• Follow us on Twitter: $(fmt_link @ohmyzsh https://twitter.com/ohmyzsh)"
+  printf '%s\n' "• Follow us on X: $(fmt_link @ohmyzsh https://x.com/ohmyzsh)"
   printf '%s\n' "• Join our Discord community: $(fmt_link "Discord server" https://discord.gg/ohmyzsh)"
   printf '%s\n' "• Get stickers, t-shirts, coffee mugs and more: $(fmt_link "Planet Argon Shop" https://shop.planetargon.com/collections/oh-my-zsh)"
   printf '%s\n' $FMT_RESET