Run tests on PRs and skip build

Signed-off-by: Frantisek Lachman <[email protected]>

.packit.yaml

@@ -11,11 +11,6 @@ downstream_package_name: hello
 # current_version_command: ["python3", "setup.py", "--version"]
 # create_tarball_command: ["python3", "setup.py", "sdist", "--dist-dir", "."]
 jobs:
-- job: copr_build
-  trigger: pull_request
-  targets:
-  - fedora-stable-x86_64
-  - fedora-rawhide-x86_64
 
 - job: copr_build
   trigger: release
@@ -31,8 +26,8 @@ jobs:
 - job: tests
   trigger: pull_request
   targets:
-  - fedora-stable-x86_64
-  - fedora-rawhide-x86_64
+  - centos-stream-9-x86_64
+  skip_build: true
 
 - job: propose_downstream
   trigger: release