docs(github): fix slack link [EE-2438] (#6541)

Co-authored-by: cheloRydel <marcelorydel26@gmail.com>

.github/ISSUE_TEMPLATE.md

@@ -2,7 +2,7 @@
 
 Thanks for opening an issue on Portainer !
 
-Do you need help or have a question? Come chat with us on Slack http://portainer.io/slack/ or gitter https://gitter.im/portainer/Lobby.
+Do you need help or have a question? Come chat with us on Slack https://portainer.io/slack/ or gitter https://gitter.im/portainer/Lobby.
 
 If you are reporting a new issue, make sure that we do not have any duplicates
 already open. You can ensure this by searching the issue list for this

.github/ISSUE_TEMPLATE/Bug_report.md

@@ -12,7 +12,7 @@ Thanks for reporting a bug for Portainer !
 
 You can find more information about Portainer support framework policy here: https://www.portainer.io/2019/04/portainer-support-policy/
 
-Do you need help or have a question? Come chat with us on Slack http://portainer.slack.com/
+Do you need help or have a question? Come chat with us on Slack https://portainer.io/slack/
 
 Before opening a new issue, make sure that we do not have any duplicates
 already open. You can ensure this by searching the issue list for this
@@ -47,7 +47,7 @@ You can see how [here](https://documentation.portainer.io/r/portainer-logs)
 - Platform (windows/linux):
 - Command used to start Portainer (`docker run -p 9443:9443 portainer/portainer`):
 - Browser:
-- Use Case (delete as appropriate): Using Portainer at Home, Using Portainer in a Commerical setup.
+- Use Case (delete as appropriate): Using Portainer at Home, Using Portainer in a Commercial setup.
 - Have you reviewed our technical documentation and knowledge base? Yes/No
 
 **Additional context**

.github/ISSUE_TEMPLATE/Custom.md

@@ -4,11 +4,11 @@ about: Ask us a question about Portainer usage or deployment
 title: ''
 labels: ''
 assignees: ''
-
 ---
+
 Before you start, we need a little bit more information from you:
 
-Use Case (delete as appropriate): Using Portainer at Home, Using Portainer in a Commerical setup.
+Use Case (delete as appropriate): Using Portainer at Home, Using Portainer in a Commercial setup.
 
 Have you reviewed our technical documentation and knowledge base? Yes/No
 
@@ -16,7 +16,7 @@ Have you reviewed our technical documentation and knowledge base? Yes/No
 
 You can find more information about Portainer support framework policy here: https://old.portainer.io/2019/04/portainer-support-policy/
 
-Do you need help or have a question? Come chat with us on Slack http://portainer.slack.com/
+Do you need help or have a question? Come chat with us on Slack https://portainer.io/slack/
 
 Also, be sure to check our FAQ and documentation first: https://documentation.portainer.io/
 -->

.github/ISSUE_TEMPLATE/Feature_request.md

@@ -4,14 +4,13 @@ about: Suggest a feature/enhancement that should be added in Portainer
 title: ''
 labels: ''
 assignees: ''
-
 ---
 
 <!--
 
 Thanks for opening a feature request for Portainer !
 
-Do you need help or have a question? Come chat with us on Slack http://portainer.slack.com/
+Do you need help or have a question? Come chat with us on Slack https://portainer.io/slack/
 
 Before opening a new issue, make sure that we do not have any duplicates
 already open. You can ensure this by searching the issue list for this

README.md

@@ -42,10 +42,10 @@ View [this](https://www.portainer.io/products) table to see all of the Portainer
 
 Portainer CE is an open source project and is supported by the community. You can buy a supported version of Portainer at portainer.io
 
-Learn more about Portainers community support channels [here.](https://www.portainer.io/community_help)
+Learn more about Portainer's community support channels [here.](https://www.portainer.io/community_help)
 
 - Issues: https://github.com/portainer/portainer/issues
-- Slack (chat): [https://portainer.slack.com/](https://join.slack.com/t/portainer/shared_invite/zt-txh3ljab-52QHTyjCqbe5RibC2lcjKA)
+- Slack (chat): [https://portainer.io/slack](https://portainer.io/slack)
 
 You can join the Portainer Community by visiting community.portainer.io. This will give you advance notice of events, content and other related Portainer content.