Update indexes.md

[alyiox]

-modelBuilder.Entity<Blog>()
-    .HasIndex(b => new { b.FirstName, b.LastName }, "IX_Names_Ascending");
+modelBuilder.Entity<Person>()
+    .HasIndex(p => new { p.FirstName, p.LastName }, "IX_Names_Ascending");

-modelBuilder.Entity<Blog>()
-    .HasIndex(b => new { b.FirstName, b.LastName }, "IX_Names_Descending")
+modelBuilder.Entity<Person>()
+    .HasIndex(p => new { p.FirstName, p.LastName }, "IX_Names_Descending")
    .IsDescending();

[roji]

Thanks, amended the sample just above as well.

[roji]

@OusiaX can you please accept the Contributor License Agreement (see #4950 (comment))?

[alyiox]

@dotnet-policy-service agree