chore(website): Update Slack Links to use CNCF Vanity URL (#5336)

Signed-off-by: X-Guardian <32168619+X-Guardian@users.noreply.github.com>

CODE_OF_CONDUCT.md

@@ -56,7 +56,7 @@ further defined and clarified by project maintainers.
 
 Instances of abusive, harassing, or otherwise unacceptable behavior may be
 reported by contacting the project team by messaging `@lkysow` on the
-[Atlantis Slack community](https://communityinviter.com/apps/cloud-native/cncf).
+[Atlantis Slack community](https://slack.cncf.io/).
 All complaints will be reviewed and investigated and will result in a response that
 is deemed necessary and appropriate to the circumstances. The project team is
 obligated to maintain confidentiality with regard to the reporter of an incident.

README.md

@@ -4,7 +4,7 @@
 [![SuperDopeBadge](./runatlantis.io/public/hightower-super-dope.svg)](https://twitter.com/kelseyhightower/status/893260922222813184)
 [![Go Report Card](https://goreportcard.com/badge/github.com/runatlantis/atlantis)](https://goreportcard.com/report/github.com/runatlantis/atlantis)
 [![Go Reference](https://pkg.go.dev/badge/github.com/runatlantis/atlantis.svg)](https://pkg.go.dev/github.com/runatlantis/atlantis)
-[![Slack](https://img.shields.io/badge/Join-Atlantis%20Community%20Slack-red)](https://communityinviter.com/apps/cloud-native/cncf)
+[![Slack](https://img.shields.io/badge/Join-Atlantis%20Community%20Slack-red)](https://slack.cncf.io/)
 [![OpenSSF Scorecard](https://api.scorecard.dev/projects/github.com/runatlantis/atlantis/badge)](https://scorecard.dev/viewer/?uri=github.com/runatlantis/atlantis)
 [![OpenSSF Best Practices](https://www.bestpractices.dev/projects/9428/badge)](https://www.bestpractices.dev/projects/9428)
 
@@ -23,7 +23,7 @@
 * How to get started: [www.runatlantis.io/guide](https://www.runatlantis.io/guide)
 * Full documentation: [www.runatlantis.io/docs](https://www.runatlantis.io/docs)
 * Download the latest release: [github.com/runatlantis/atlantis/releases/latest](https://github.com/runatlantis/atlantis/releases/latest)
-* Get help in our [Slack channel](https://communityinviter.com/apps/cloud-native/cncf) in channel #atlantis-community and development in #atlantis-contributors
+* Get help in our [Slack channel](https://slack.cncf.io/f) in channel #atlantis and development in #atlantis-contributors
 * Start Contributing: [CONTRIBUTING.md](CONTRIBUTING.md)
 
 ## What is Atlantis?

runatlantis.io/.vitepress/config.ts

@@ -52,7 +52,7 @@ const config = defineConfig({
             }
         },
         socialLinks: [
-          { icon: "slack", link: "https://join.slack.com/t/atlantis-community/shared_invite/zt-9xlxtxtc-CUSKB1ATt_sQy6um~LDPNw" },
+          { icon: "slack", link: "https://slack.cncf.io/" },
           { icon: "twitter", link: "https://twitter.com/runatlantis" },
           { icon: "github", link: "https://github.com/runatlantis/atlantis" },
         ],

runatlantis.io/blog.md

@@ -23,6 +23,6 @@ We have a rich history of blog posts dating back to 2017-2019. Here are some of
 
 We are excited to welcome new authors to our blog. Our diverse team brings a wealth of knowledge and experience to share with our readers. Stay tuned for fresh perspectives and in-depth articles on the latest trends and technologies.
 
-If you have any questions or topics you would like us to cover, feel free to reach out [on Slack](https://join.slack.com/t/atlantis-community/shared_invite/zt-9xlxtxtc-CUSKB1ATt_sQy6um~LDPNw). We are always looking to engage with our community and provide valuable content.
+If you have any questions or topics you would like us to cover, feel free to reach out on [Slack](https://slack.cncf.io/). We are always looking to engage with our community and provide valuable content.
 
 Happy reading!

runatlantis.io/blog/2018/joining-hashicorp.md

@@ -45,6 +45,6 @@ This was a compelling offer versus solo-founding a company around Atlantis: I wo
 
 Atlantis has been a passion of mine for almost two years now. I deeply care about the future of the project and its community and I know that this move will ensure that that future is bright.
 
-There are probably some questions I haven't answered in this post so please don't hesitate to reach out, either via [Twitter](https://twitter.com/lkysow) or on the [Atlantis Slack](https://join.slack.com/t/atlantis-community/shared_invite/zt-9xlxtxtc-CUSKB1ATt_sQy6um~LDPNw).
+There are probably some questions I haven't answered in this post so please don't hesitate to reach out, either via [Twitter](https://twitter.com/lkysow) or on the [Atlantis Slack](https://slack.cncf.io/).
 
 I'm excited for the future of Atlantis and Terraform collaboration and I hope you are too.

runatlantis.io/index.md

@@ -18,7 +18,7 @@ hero:
       link: /blog/2017/introducing-atlantis
     - theme: alt
       text: Join us on Slack
-      link: https://communityinviter.com/apps/cloud-native/cncf
+      link: https://slack.cncf.io/
 
 features:
   - title: Fewer Mistakes