Add new "influx v1" commands

[sanderson]

PR: influxdata/influxdb#19829

The 2.0 influx CLI has been extended with the v1 command and other subcommands in preparation for 2.0 GA.

• influx v1 to host any InfluxDB v1 specific commands
• influx v1 auth for v1 authorization token management.
• influx v1 auth set-password to assign a password to a token for V1 API authorization