Added two more manager entities

src/main/java/cz/fi/muni/pa165/entity/TeamManagerEntity.java

+package cz.fi.muni.pa165.entity;
+
+public class TeamManagerEntity extends EmptyEntity{
+}

src/main/java/cz/fi/muni/pa165/entity/TournamentManagerEntity.java

+package cz.fi.muni.pa165.entity;
+
+public class TournamentManagerEntity extends EmptyEntity{
+}