tests: remove legacy STI tests

ci/fedora-rawhide.yaml

@@ -1,14 +0,0 @@
----
-
- # vim: sw=2 ts=2 et
-     
- - hosts: localhost
-   tasks:
-   - name: Install necessary test dependencies for fedora-rawhide
-     dnf:
-       state: present
-       name:
-         - coreutils
-         - systemd
-         - systemd-container    
-         - util-linux 

tests/tests.yml

@@ -1,17 +0,0 @@
-# This package uses external repositories for maintaining CI test cases.
-# Please don't edit this file if possible.
-
-# TODO: minimize according to
-# https://pagure.io/standard-test-roles/issue/294
-
-- hosts: localhost
-  roles:
-  - role: standard-test-beakerlib
-    repositories:
-    - repo: https://src.fedoraproject.org/tests/cpio.git
-      dest: cpio
-      fmf_filter: "tag: Tier1,Tier2,Tier3"
-    tags:
-    - classic
-    - container
-    - atomic