ci: Add tags to TF workflow, allow more [citest bad] formats

* Add "BusinessUnit": "system_roles" environment setting to tag jobs in TFT
* Add tmt_plan_filter to run additional workflows besides general
* Allow more [citest bad] comment formats
* Get memory and supported platforms info from the PR ref
* Move LINUXSYSTEMROLES_USER to vars

Signed-off-by: Sergei Petrosian <spetrosi@redhat.com>

.github/workflows/tft.yml

@@ -158,14 +158,14 @@ jobs:
           variables: "ANSIBLE_VER=${{ matrix.ansible_version }};\
             REPO_NAME=${{ github.event.repository.name }};\
             GITHUB_ORG=${{ github.repository_owner }};\
-            GITHUB_ORG=linux-system-roles;\
             PR_NUM=${{ github.event.issue.number }};\
             ARTIFACTS_DIR=${{ steps.set_vars.outputs.ARTIFACTS_DIR }};\
             ARTIFACTS_URL=${{ steps.set_vars.outputs.ARTIFACTS_URL }};\
-            TEST_LOCAL_CHANGES=false"
+            TEST_LOCAL_CHANGES=false;\
+            LINUXSYSTEMROLES_USER=${{ vars.LINUXSYSTEMROLES_USER }};\
+            ARTIFACTS_URL=${{ steps.set_vars.outputs.ARTIFACTS_URL }}"
           # Note that LINUXSYSTEMROLES_SSH_KEY must be single-line, TF doesn't read multi-line variables fine.
-          secrets: "LINUXSYSTEMROLES_USER=${{ secrets.LINUXSYSTEMROLES_USER }};\
-            LINUXSYSTEMROLES_DOMAIN=${{ secrets.LINUXSYSTEMROLES_DOMAIN }};\
+          secrets: "LINUXSYSTEMROLES_DOMAIN=${{ secrets.LINUXSYSTEMROLES_DOMAIN }};\
             LINUXSYSTEMROLES_SSH_KEY=${{ secrets.LINUXSYSTEMROLES_SSH_KEY }}"
           compose: ${{ matrix.platform }}
           # There are two blockers for using public ranch:
@@ -175,6 +175,7 @@ jobs:
           api_key: ${{ secrets.TF_API_KEY_RH }}
           update_pull_request_status: false
           tmt_hardware: '{ "memory": ">= ${{ needs.prepare_vars.outputs.memory }} MB" }'
+          tmt_plan_filter: "tag:general,postfix"
 
       - name: Set final commit status
         uses: myrotvorets/set-commit-status-action@master