Merge branch 'doc/fix_config_links' into 'master'

doc: Fix config links, add navigation lists to config items page

See merge request idf/esp-idf!3310

diff --cc docs/conf_common.py
Simple merge

diff --cc docs/en/api-guides/partition-tables.rst
Simple merge

diff --cc docs/en/get-started/index.rst
Simple merge

diff --cc docs/zh_CN/get-started/index.rst
Simple merge