Merge branch '4.x' of https://github.com/ReactiveX/RxJava into 4.x

Author: akarnokd

.github/workflows/discord-release-announce.yml

@@ -4,6 +4,9 @@ on:
   release:
     types: [published]           # triggers when you publish a release (not draft)
 
+permissions:
+  contents: read          # Allows reading release notes, tag, assets, etc.
+
 jobs:
   notify-discord:
     runs-on: ubuntu-latest
@@ -17,4 +20,4 @@ jobs:
           avatar_url: "https://cdn.discordapp.com/avatars/487431320314576937/bd64361e4ba6313d561d54e78c9e7171.png"
           content: "||@everyone||"
           embed_color: 3447003     # hex color without # (e.g. Discord blue)
-          include_assets: true     # list download links if you have binaries
+          include_assets: true     # list download links if you have binaries