update integration tests & rebase

Author: dkijania

src/vit-testing/integration-tests/src/common/mod.rs

@@ -1,7 +1,6 @@
 mod assert;
 pub mod load;
 pub mod mainnet_wallet_ext;
-pub mod registration;
 mod reps;
 mod rewards;
 pub mod snapshot;

src/vit-testing/integration-tests/src/common/registration/controller.rs

@@ -1,3 +1,2 @@
 mod backend;
-mod registration;
 mod snapshot;