unsandbox tools: add 29 missing API endpoint tools
Sessions: extendSession, boostSession, unboostSession
Services: updateService, checkServicePort, getUpgradeProgress,
getUpgradeLogs, updateServiceDomains, exportServiceEnv, restoreService
Images: listOwnedImages, listSharedImages, listPublicImages, cloneImage
System: getPoolStats
API Keys: validateKey, getKeyInfo, updateKeySettings, listContacts,
addContact, updateContact, removeContact, getAuditLog
Live Tokens: mintToken, revokeToken, listTokens
Total tools: 53 -> 85. Full coverage of openapi.yaml v2.2.0.
Also adds PATCH to apiRequest method type union.