PostgreSQL

...G...... [ZBXNEXT-9281] added configurable item timeout support

Merge in AP/postgresql from feature/DEV-3916-7.0 to release/7.0

* commit 'f136d1ea04f0cf29499708559884602fff0cf8d7':
  .......... [DEV-3915] applied suggestion (doc)
  .......... [DEV-3915] applied suggestion (doc)
  .......... [DEV-3916] added readme and conf file changes
  .......... [DEV-3916] added changelog
  ...G...... [DEV-3916] added small style fix
  ...G...... [DEV-3916] renamed plugin ctx provider arg to pluginCtx
  ...G...... [DEV-3916] disabled cyclo complexity linters for Export
  ...G...... [DEV-3916] beautified code
  .......... [DEV-3916] added post review fixes
  .......... [DEV-3916] fixed lint issue
  .......... [DEV-3916] fixed lint issue
  ...G...... [ZBXNEXT-9281,DEV-3916] added per-item timeout support