chore(*): streamline issue and PR templates and redirects (#5269)

* chore(*): streamline issue and PR templates and redirects

* chore: reword redirect to not sound apologetic

* chore: reintroduce one-liner to use discord for questions

* chore: ae consistency

.github/ISSUE_TEMPLATE/bug_report.md

@@ -1,17 +1,12 @@
 ---
 
 name: Bug report
-about: Report incorrect or unexpected behaviour of discord.js
+about: Report incorrect or unexpected behavior of discord.js
 title: ''
 labels: 's: unverified, type: bug'
 assignees: ''
 ---
-<!--
-If you need help with discord.js installation or usage, please go to the discord.js Discord server instead:
-  https://discord.gg/bRCvFy9
-This issue tracker is only for bug reports and enhancement suggestions.
-You won't receive any basic help here.
--->
+<!-- Use Discord for questions: https://discord.gg/bRCvFy9 -->
 
 **Please describe the problem you are having in as much detail as possible:**
 
@@ -35,11 +30,8 @@ You won't receive any basic help here.
 - other: none
 
 <!--
-If this applies to you, please check the respective checkbox: [ ] becomes [x].
-You don't have to modify the text to suit your particular situation – if you want to
-elaborate, please do so in the description.
-While it's not a requirement to test your issue on the master branch, it would make fixing
-the problem a lot easier for us, so please do so if possible.
--->
+Remove the comment and fill out the commit hash if this applies to you:
+(While it's not a requirement to test your issue on the master branch, it would make fixing the problem a lot easier for us, so please do so if possible.)
 
-- [ ] I have also tested the issue on latest master, commit hash:
+- I have also tested the issue on latest master, commit hash: `xxx`
+-->

.github/ISSUE_TEMPLATE/config.yml

@@ -2,4 +2,4 @@ blank_issues_enabled: false
 contact_links:
   - name: Discord server
     url: https://discord.gg/bRCvFy9
-    about: Have questions or need support? Please go to the Discord server, as issues that are just support-related will be closed and redirected there.
+    about: Please visit our Discord server for questions and support requests.

.github/ISSUE_TEMPLATE/feature_request.md

@@ -6,12 +6,7 @@ title: ''
 labels: 'type: enhancement'
 assignees: ''
 ---
-<!--
-If you need help with discord.js installation or usage, please go to the discord.js Discord server instead:
-  https://discord.gg/bRCvFy9
-This issue tracker is only for bug reports and enhancement suggestions.
-You likely won't receive any basic help here.
--->
+<!-- Use Discord for questions: https://discord.gg/bRCvFy9 -->
 
 **Is your feature request related to a problem? Please describe.**
 A clear and concise description of what the problem is. Eg. I'm always frustrated when [...]