Take cartridge-cli documentation sources from ./doc (#2329)

Part of tarantool/cartridge-cli#632

Author: patiencedaur

build_submodules.sh

@@ -11,7 +11,7 @@ pot_src="${project_root}/modules/cartridge/build.luarocks/build.rst/locale"
 pot_dest="${project_root}/locale/book/cartridge"
 po_src="${project_root}/modules/cartridge/build.luarocks/build.rst/locale/ru/LC_MESSAGES"
 po_dest="${project_root}/locale/ru/LC_MESSAGES/book/cartridge"
-cartridge_cli_root="${project_root}/modules/cartridge-cli"
+cartridge_cli_root="${project_root}/modules/cartridge-cli/doc"
 cartridge_cli_dest="${rst_dest}/cartridge_cli"
 cartridge_cli_index_dest="${cartridge_cli_dest}/index.rst"
 monitoring_root="${project_root}/modules/metrics/doc/monitoring"
@@ -42,7 +42,7 @@ yes | cp -rf "${monitoring_root}" "${monitoring_dest}/"
 yes | cp -rf "${monitoring_grafana_root}" "${monitoring_dest}/"
 
 mkdir -p "${cartridge_cli_dest}"
-yes | cp -rf "${cartridge_cli_root}/README.rst" "${cartridge_cli_index_dest}"
+yes | cp -rf "${cartridge_cli_root}/index.rst" "${cartridge_cli_index_dest}"
 
 mkdir -p "${cartridge_kubernetes_dest}"
 yes | cp -rf "${cartridge_kubernetes_root}" "${cartridge_kubernetes_dest}"