documentation

[ZBXNEXT-2020] disable LLD API documentation changes

Merge in WEB/documentation from feature/ZBXNEXT-2020-7.0-API to release/7.0

* commit 'be5d3aeac581c7240fc7812554035131ed70b4b8':
  [ZBXNEXT-2020] added missing poperty for selectGraphDiscovery parameter
  [ZBXNEXT-2020] updated API changes file; updated lld create example
  [ZBXNEXT-2020] fixed typo
  [ZBXNEXT-2020] updated parameter description
  [ZBXNEXT-2020] updated comment numbers
  [ZBXNEXT-2020] updated comment number
  [ZBXNEXT-2020] fixed typo
  [ZBXNEXT-2020] added disable lld functionality API documentaion changes