VRFS-81, added creator and updater ID fields to recording table

manifest

@@ -21,4 +21,5 @@ user_authorizations.sql
 music_session_all_params.sql
 as_musician.sql
 bootstrap_users_v3.sql
-update_user_band_fields.sql
+update_user_band_fields.sql
+add_recording_creator_id.sql

up/add_recording_creator_id.sql

@@ -0,0 +1,2 @@
+ALTER TABLE recordings ADD COLUMN creator_id VARCHAR(64) NOT NULL REFERENCES users (id);
+ALTER TABLE recordings ADD COLUMN updater_id VARCHAR(64) NOT NULL REFERENCES users (id);