Fix all deprecation warnings and rename issues

- Reverted mysql back to mysql (mariadb was incorrect)
- Fixed isoImage.isoName -> image.fileName
- Fixed VSCode extensions/userSettings -> profiles.default.*
- Fixed Kitty theme -> themeFile
- Fixed Mako options -> settings structure
- Fixed GPG agent pinentryPackage -> pinentry.package
- Fixed hardware.pulseaudio -> services.pulseaudio
- Fixed hardware.opengl -> hardware.graphics
- Fixed nixos user password conflicts with mkForce

modules/core.nix

@@ -224,8 +224,8 @@ in
         powerOnBoot = true;
       };
 
-      # OpenGL support
-      opengl = {
+      # Graphics support
+      graphics = {
         enable = true;
         extraPackages = with pkgs; [
           intel-media-driver