Add DedupeRule, DedupeRuleGroup and DedupeException APIv4 entities

CRM/Core/DAO/AllCoreTables.data.php

CRM/Dedupe/BAO/DedupeException.php

CRM/Dedupe/BAO/DedupeRule.php

CRM/Dedupe/BAO/DedupeRuleGroup.php

CRM/Dedupe/BAO/Exception.php

CRM/Dedupe/BAO/Rule.php

CRM/Dedupe/BAO/RuleGroup.php

CRM/Dedupe/DAO/DedupeException.php

CRM/Dedupe/DAO/DedupeRule.php

CRM/Dedupe/DAO/DedupeRuleGroup.php

CRM/Dedupe/DAO/Exception.php

CRM/Dedupe/DAO/Rule.php

CRM/Dedupe/DAO/RuleGroup.php

CRM/Event/DAO/Event.php

Civi/Api4/DedupeRule.php

api/v3/utils.php

xml/schema/Dedupe/DedupeException.xml

xml/schema/Dedupe/DedupeRule.xml

xml/schema/Dedupe/DedupeRuleGroup.xml

xml/schema/Dedupe/files.xml