feat: not allow state operations without a TF_DEMUX_ALLOW_STATE_COMMANDS environment

[c4po]

Description

Update terraform-demux to not allow state operations without a TF_DEMUX_ALLOW_STATE_COMMANDS env variable

• for terraform 1.5.0+ terraform import command need a TF_DEMUX_ALLOW_STATE_COMMANDS=true env variable
• for terraform 1.1.0+ terraform state mv command need a TF_DEMUX_ALLOW_STATE_COMMANDS=true env variable
• for terraform 1.7.0+ terraform state rm command need a TF_DEMUX_ALLOW_STATE_COMMANDS=true env variable

Context / Why are we making this change?

DP-4512

Testing and QA Plan

How has this work been tested or QA'd?

Impact

What are the implications of these changes? Are there any cross-cutting concerns to keep in mind?

[ericnorris]

Looks good! I wonder if we should consider this a "breaking change" and bump this to v2?