[PM-5519] [PM-5526] [PM-5624] [PM-5600] Tweak EF settings for MySQL grant auto-increment (#3662)

* Tweak EF settings for grant auto-increment

* Go back to zero generated default as that doesn't matter

* Explicit value generation callout

* Go with custom SQL for direct automatic increment

* Proper column creation

* Lint

src/Infrastructure.EntityFramework/Auth/Configurations/GrantEntityTypeConfiguration.cs

@@ -12,6 +12,10 @@ public class GrantEntityTypeConfiguration : IEntityTypeConfiguration<Grant>
             .HasKey(s => s.Id)
             .IsClustered();
 
+        builder
+            .Property(s => s.Id)
+            .UseIdentityColumn();
+
         builder
             .HasIndex(s => s.Key)
             .IsUnique(true);