Update Slack invite link (#3896)

Looks like the Slack invite link expired somewhere along the way, so
this is a new, shiny updated one!

.github/ISSUE_TEMPLATE/become-a-repo-collaborator.md

@@ -20,4 +20,4 @@ Give us a few days to review and you should receive an invitation to join. Once
 
 - [ ] I have reviewed the [contribution guidelines](https://github.com/googleforgames/agones/blob/main/CONTRIBUTING.md)
 - [ ] I have enabled [2FA on my GitHub account](https://github.com/settings/security)
-- [ ] I have joined the [Agones Slack workspace](https://join.slack.com/t/agones/shared_invite/enQtMzE5NTE0NzkyOTk1LWU3ODAyZjdjMjNlYWIxZTAwODkxMGY3YWEyZjNjMjc4YWM1Zjk0OThlMGU2ZmUyMzRlMDljNDJiNmZlMGQ1M2U)
+- [ ] I have joined the [Agones Slack workspace](https://join.slack.com/t/agones/shared_invite/zt-2mg1j7ddw-0QYA9IAvFFRKw51ZBK6mkQ)

README.md

@@ -32,7 +32,7 @@ Documentation can be found on the [Agones website](https://agones.dev/site/docs/
 
 ## Get involved
 
-- [Slack](https://join.slack.com/t/agones/shared_invite/enQtMzE5NTE0NzkyOTk1LWU3ODAyZjdjMjNlYWIxZTAwODkxMGY3YWEyZjNjMjc4YWM1Zjk0OThlMGU2ZmUyMzRlMDljNDJiNmZlMGQ1M2U)
+- [Slack](https://join.slack.com/t/agones/shared_invite/zt-2mg1j7ddw-0QYA9IAvFFRKw51ZBK6mkQ)
 - [Twitter](https://twitter.com/agonesdev)
 - [Mailing List](https://groups.google.com/forum/#!forum/agones-discuss)
 - [Community Meetings](https://www.youtube.com/playlist?list=PLhkWKwFGACw2dFpdmwxOyUCzlGP2-n7uF) (Join the mailing

site/config.toml

@@ -126,7 +126,7 @@ no = 'Sorry to hear that. Please <a href="https://github.com/googleforgames/agon
 # End user relevant links. These will show up on left side of footer and in the community page if you have one.
 [[params.links.user]]
 	name = "Slack"
-	url = "https://join.slack.com/t/agones/shared_invite/enQtMzE5NTE0NzkyOTk1LWU3ODAyZjdjMjNlYWIxZTAwODkxMGY3YWEyZjNjMjc4YWM1Zjk0OThlMGU2ZmUyMzRlMDljNDJiNmZlMGQ1M2U"
+	url = "https://join.slack.com/t/agones/shared_invite/zt-2mg1j7ddw-0QYA9IAvFFRKw51ZBK6mkQ"
 	icon = "fab fa-slack"
 desc = "Chat with other project users in #users"
 [[params.links.user]]
@@ -152,7 +152,7 @@ desc = "Chat with other project users in #users"
 	desc = "Development takes place here!"
 [[params.links.developer]]
 	name = "Slack"
-	url = "https://join.slack.com/t/agones/shared_invite/enQtMzE5NTE0NzkyOTk1LWU3ODAyZjdjMjNlYWIxZTAwODkxMGY3YWEyZjNjMjc4YWM1Zjk0OThlMGU2ZmUyMzRlMDljNDJiNmZlMGQ1M2U"
+	url = "https://join.slack.com/t/agones/shared_invite/zt-2mg1j7ddw-0QYA9IAvFFRKw51ZBK6mkQ"
 	icon = "fab fa-slack"
 	desc = "Chat with other project developers in #development"
 [[params.links.developer]]

site/content/en/_index.html

@@ -70,7 +70,7 @@ <h2 class="text-center pb-3">Companies using Agones</h2>
 {{< /blocks/section >}}
 
 {{< blocks/section color="secondary" type="row" >}}
-{{% blocks/feature icon="fab fa-slack" title="Join us on Slack" url="https://join.slack.com/t/agones/shared_invite/enQtMzE5NTE0NzkyOTk1LWU3ODAyZjdjMjNlYWIxZTAwODkxMGY3YWEyZjNjMjc4YWM1Zjk0OThlMGU2ZmUyMzRlMDljNDJiNmZlMGQ1M2U" url_text="Join us" %}}
+{{% blocks/feature icon="fab fa-slack" title="Join us on Slack" url="https://join.slack.com/t/agones/shared_invite/zt-2mg1j7ddw-0QYA9IAvFFRKw51ZBK6mkQ" url_text="Join us" %}}
 Join the community on Slack
 {{% /blocks/feature %}}