NadekoBot.Extensions should now be fully annotated with nullable reference types as well as many classes from NadekoBot.Common

src/NadekoBot/Services/INService.cs

@@ -1,9 +1,9 @@
-namespace NadekoBot.Services;
+#nullable disable
+namespace NadekoBot.Services;
 
 /// <summary>
 /// All services must implement this interface in order to be auto-discovered by the DI system
 /// </summary>
 public interface INService
 {
-        
-}
+}