CI: Squash CentOS actions into signle file

* add CentOS 9
 * use better tasks names

Signed-off-by: Jakub Jelen <jjelen@redhat.com>

.github/workflows/ansible-centos-check.yml

@@ -0,0 +1,60 @@
+name: Run Ansible Check on CentOS
+
+on: [push, pull_request]
+
+jobs:
+  centos-6:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+
+    # Workaround missing support for end_host in old ansible
+    - run: "sed -i -e 's/meta: end_host/assert:\\n    that: __sshd_os_supported|bool/' tasks/install.yml"
+
+    - name: ansible check with centos 6
+      uses: roles-ansible/check-ansible-centos-centos6-action@master
+      with:
+        group: local
+        hosts: localhost
+        targets: "tests/tests_*.yml"
+
+  centos-7:
+    runs-on: ubuntu-latest
+    steps:
+      - name: checkout PR
+        uses: actions/checkout@v2
+
+      - name: ansible check with centos 7
+        uses: roles-ansible/check-ansible-centos-centos7-action@master
+        with:
+          group: local
+          hosts: localhost
+          targets: "tests/tests_*.yml"
+
+  centos-8:
+    runs-on: ubuntu-latest
+    steps:
+      - name: checkout PR
+        uses: actions/checkout@v2
+
+      - name: ansible check with centos 8
+        uses: roles-ansible/check-ansible-centos-centos8-action@master
+        with:
+          group: local
+          hosts: localhost
+          targets: "tests/tests_*.yml"
+          requirements: tests/requirements.yml
+
+  centos-9:
+    runs-on: ubuntu-latest
+    steps:
+      - name: checkout PR
+        uses: actions/checkout@v2
+
+      - name: ansible check with centos 9
+        uses: roles-ansible/check-ansible-centos-centos9-action@main
+        with:
+          group: local
+          hosts: localhost
+          targets: "tests/tests_*.yml"
+          requirements: tests/requirements.yml

.github/workflows/ansible-centos6.yml

@@ -1,19 +0,0 @@
-name: Run tests on CentOS 6
-
-on: [push, pull_request]
-
-jobs:
-  build:
-    runs-on: ubuntu-latest
-    steps:
-    - uses: actions/checkout@v2
-
-    # Workaround missing support for end_host in old ansible
-    - run: "sed -i -e 's/meta: end_host/assert:\\n    that: __sshd_os_supported|bool/' tasks/install.yml"
-
-    - name: ansible check with centos:6
-      uses: roles-ansible/check-ansible-centos-centos6-action@master
-      with:
-        group: local
-        hosts: localhost
-        targets: "tests/tests_*.yml"

.github/workflows/ansible-centos7.yml

@@ -1,17 +0,0 @@
-name: Run tests on CentOS 7
-
-on: [push, pull_request]
-
-jobs:
-  build:
-    runs-on: ubuntu-latest
-    steps:
-      - name: checkout PR
-        uses: actions/checkout@v2
-
-      - name: ansible check with centos:7
-        uses: roles-ansible/check-ansible-centos-centos7-action@master
-        with:
-          group: local
-          hosts: localhost
-          targets: "tests/tests_*.yml"

.github/workflows/ansible-centos8.yml

@@ -1,17 +0,0 @@
-name: Run tests on CentOS 8
-
-on: [push, pull_request]
-
-jobs:
-  build:
-    runs-on: ubuntu-latest
-    steps:
-      - name: checkout PR
-        uses: actions/checkout@v2
-
-      - name: ansible check with centos:8
-        uses: roles-ansible/check-ansible-centos-centos8-action@master
-        with:
-          group: local
-          hosts: localhost
-          targets: "tests/tests_*.yml"