chatterino2: 2.5.2 -> 2.5.3; chatterino7: 7.5.2 -> 7.5.3

[Julia-Roman]

• fixed webps used in some link previews and for 7TV animated paints and/or emotes from not loading by adding qtimageformats back (removed in 909dc01)
• updated to the latest releases
• added new required build input libnotify for feat: add Linux support for Live Notifications toasts w/ libnotify

closes #399779

Things done

• Built on platform(s)
  • x86_64-linux
  • aarch64-linux
  • x86_64-darwin
  • aarch64-darwin
• For non-Linux: Is sandboxing enabled in nix.conf? (See Nix manual)
  • sandbox = relaxed
  • sandbox = true
• Tested, as applicable:
  • NixOS test(s) (look inside nixos/tests)
  • and/or package tests
  • or, for functions and "core" functionality, tests in lib/tests or pkgs/test
  • made sure NixOS tests are linked to the relevant packages
• Tested compilation of all packages that depend on this change using nix-shell -p nixpkgs-review --run "nixpkgs-review rev HEAD". Note: all changes have to be committed, also see nixpkgs-review usage
• Tested basic functionality of all binary files (usually in ./result/bin/)
• 25.05 Release Notes (or backporting 24.11 and 25.05 Release notes)
  • (Package updates) Added a release notes entry if the change is major or breaking
  • (Module updates) Added a release notes entry if the change is significant
  • (Module addition) Added a release notes entry if adding a new NixOS module
• Fits CONTRIBUTING.md.

---

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[NyCodeGHG]

nixpkgs-review result

Generated using nixpkgs-review-gha

Command: nixpkgs-review pr 398690

Logs: https://github.com/NyCodeGHG/nixpkgs-review-gha/actions/runs/14465405826

---

x86_64-linux

✅ 2 packages built:

• chatterino2
• chatterino7

---

aarch64-linux

✅ 2 packages built:

• chatterino2
• chatterino7

---

x86_64-darwin

✅ 2 packages built:

• chatterino2
• chatterino7

---

aarch64-darwin

❌ 2 packages failed to build:

• chatterino2
• chatterino7

[Julia-Roman]

QT failed to build on aarch64-darwin

qtdeclarative> FAILED: bin/qmltestrunner

[NyCodeGHG]

Builds successfully on aarch64-darwin when rebased on top of #398849

[pbsds]

nixpkgs-review result

Generated using nixpkgs-review.

Command: nixpkgs-review pr 398690

---

x86_64-linux

✅ 2 packages built:

• chatterino2
• chatterino7

---

aarch64-linux

✅ 2 packages built:

• chatterino2
• chatterino7

---

x86_64-darwin

✅ 2 packages built:

• chatterino2
• chatterino7

---

aarch64-darwin

✅ 2 packages built:

• chatterino2
• chatterino7