Remove support for python 3.6

Update transient dependencies
Update actions workflow to install poetry 1.2
Update makefile to use poetry 1.2 command structure
Add safety exclusions to account for outdated meta tools
Bump feature version to 1.2

.github/scripts/setup-env.sh

@@ -8,7 +8,7 @@
 set -e;
 
 CI_CACHE=$HOME/.cache;
-POETRY_VERSION=1.1.14;
+POETRY_VERSION=1.2.2;
 
 mkdir --parents "$CI_CACHE";