chore(release): version 1.27.0 (slackapi#1399)

version 1.26.0 (slackapi#1388)

chore(release): version 1.26.0.dev2

chore(release): version 1.26.0.dev1

version 1.26.0.dev0

chore: version 1.25.0 (slackapi#1366)

version 1.24.0 (slackapi#1354)

release: version 1.23.0 (slackapi#1278)

version 1.22.0 (slackapi#1227)

version 1.21.3