update READMEs

Co-Authored-By: Adam Wathan <[email protected]>
Co-Authored-By: Jonathan Reinink <[email protected]>

Author: 3 people

README.md

@@ -39,14 +39,10 @@ You can install the insiders version (which points to whatever the latest commit
 
 ## Community
 
-For help, discussion about best practices, or any other conversation that would benefit from being searchable:
+For help, discussion about best practices, or feature ideas:
 
 [Discuss Headless UI on GitHub](https://github.com/tailwindlabs/headlessui/discussions)
 
-For casual chit-chat with others using the library:
-
-[Join the Tailwind CSS Discord Server](https://discord.gg/7NF8GNe)
-
 ## Contributing
 
 If you're interested in contributing to Headless UI, please read our [contributing docs](https://github.com/tailwindlabs/headlessui/blob/main/.github/CONTRIBUTING.md) **before submitting a pull request**.

packages/@headlessui-react/README.md

@@ -25,10 +25,6 @@ For full documentation, visit [headlessui.dev](https://headlessui.dev/react/menu
 
 ## Community
 
-For help, discussion about best practices, or any other conversation that would benefit from being searchable:
+For help, discussion about best practices, or feature ideas:
 
 [Discuss Headless UI on GitHub](https://github.com/tailwindlabs/headlessui/discussions)
-
-For casual chit-chat with others using the library:
-
-[Join the Tailwind CSS Discord Server](https://discord.gg/7NF8GNe)

packages/@headlessui-tailwindcss/README.md

@@ -75,10 +75,6 @@ function MyDropdown() {
 
 ## Community
 
-For help, discussion about best practices, or any other conversation that would benefit from being searchable:
+For help, discussion about best practices, or feature ideas:
 
 [Discuss Headless UI on GitHub](https://github.com/tailwindlabs/headlessui/discussions)
-
-For casual chit-chat with others using the library:
-
-[Join the Tailwind CSS Discord Server](https://discord.gg/7NF8GNe)

packages/@headlessui-vue/README.md

@@ -27,10 +27,6 @@ For full documentation, visit [headlessui.com](https://headlessui.com/v1/vue).
 
 ## Community
 
-For help, discussion about best practices, or any other conversation that would benefit from being searchable:
+For help, discussion about best practices, or feature ideas:
 
 [Discuss Headless UI on GitHub](https://github.com/tailwindlabs/headlessui/discussions)
-
-For casual chit-chat with others using the library:
-
-[Join the Tailwind CSS Discord Server](https://discord.gg/7NF8GNe)