Merge branch 'feat/update_esp32c2_to_v3.1.0.0' into 'master'

feat: Updated esp32-c2 version to v3.1.0.0 and core version to c29f2793

See merge request application/esp-at!1385

Merge branch 'feature/update_esp32c2_to_v3.0' into 'master'

feat: Updated esp32-c2 version to v3.0.0.0 and core version to 478a3d07

See merge request application/esp-at!1267

Merge branch 'docs/spi_handshake_v2.4' into 'release/v2.4.0.0'

docs: add spi AT handshake introduce

See merge request application/esp-at!1183

Merge branch 'docs/spi_at_update_v2.4' into 'release/v2.4.0.0'

docs: add SPI AT explain (v2.4.0.0)

See merge request application/esp-at!1171

Merge branch 'feature/update_qcloud_core_to_965ecb9' into 'master'

feat(core): update qcloud core version to 965ecb9

See merge request application/esp-at!1128

Merge branch 'docs/update_at_commands_description' into 'master'

docs: update AT commands description

See merge request application/esp-at!1029

Merge branch 'feature/update_esp8266_fw_version' into 'release/v2.2.0…

….0_esp8266'

feat: update esp8266-at firmware version and docs

See merge request application/esp-at!907

Merge branch 'docs/update_esp32_at_binary_list' into 'release/v2.2.0.…

…0_esp32'

docs: esp32 at binary list add v2.2.0.0 firmware

See merge request application/esp-at!877

Merge branch 'feature/update_at_core_version_esp8266' into 'master'

feat: update esp8266 firmware version to v2.2.0 and at core version to b097cdfc

See merge request application/esp-at!837

Merge branch 'feature/update_at_core' into 'master'

feat: update at core verison to 90458f01

See merge request application/esp-at!840