fix linter errors

roles/alertmanager/README.md

@@ -15,8 +15,8 @@ Role Variables
 
 ```
 alertmanager_version: 0.28.1          # version of Alertmanager (AM)
-config_dir: "/etc/alertmanager/conf"  # where to place AM configs
-storage_dir: "/var/lib/alertmanager"  # path to AM storage
+alertmanager_config_dir: "/etc/alertmanager/conf"  # where to place AM configs
+alertmanager_storage_dir: "/var/lib/alertmanager"  # path to AM storage
 alertmanager_dir: "/etc/alertmanager" # where to install AM on target
 alertmanager_user: "alertmanager"     # system user name
 alertmanager_group: "alertmanager"    # system group name

roles/alertmanager/defaults/main.yml

@@ -1,7 +1,7 @@
 ---
 alertmanager_version: 0.28.1
-config_dir: "/etc/alertmanager/conf"
-storage_dir: "/var/lib/alertmanager"
+alertmanager_config_dir: "/etc/alertmanager/conf"
+alertmanager_storage_dir: "/var/lib/alertmanager"
 alertmanager_dir: "/etc/alertmanager"
 alertmanager_user: alertmanager
 alertmanager_group: alertmanager

roles/alertmanager/meta/main.yml

@@ -1,6 +1,6 @@
 ---
 galaxy_info:
-  role_name: "alertmanager"
+  role_name: alertmanager
   namespace: genlab
   author: "Alexander Gorelyshev"
   company: "Genlab, LLC"

roles/alertmanager/molecule/default/converge.yml

@@ -2,5 +2,5 @@
 - name: Converge
   hosts: all
   roles:
-    - role: genlab.alertmanager
+    - role: genlab.common.alertmanager
       config_source_dir: alertmanager