Rewrite test using correct format.

tests/gcc-detector.yml

@@ -1,19 +0,0 @@
----
-- hosts: localhost
-  vars:
-  - artifacts: ./artifacts       
-  tags:
-  - classic
-  tasks:
-  - name: Test block
-    block:
-      - name: Install clang
-        dnf:
-          name: clang
-          state: present
-      - name: Install cross-gcc
-        dnf:
-          name: gcc-x86_64-linux-gnu
-          state: present
-      - name: Test that clang uses the correct gcc toolchain when cross-gcc is installed.
-        shell: echo "int main(){}" | clang -x c - 

tests/tests.yml

@@ -1 +1,12 @@
-- include: gcc-detector.yml
+- hosts: localhost
+  roles:
+  - role: standard-test-basic
+    tags:
+      - classic
+    required_packages:
+      - clang
+      - gcc-x86_64-linux-gnu
+    tests:
+      - rhbz#482491:
+          dir: ./
+          run: echo "int main(){}" | clang -x c -