Add region to server facts (#46212)

test/legacy/roles/scaleway_server_facts/tasks/main.yml

@@ -1,5 +1,8 @@
+# SCW_API_KEY='XXX' ansible-playbook ./test/legacy/scaleway.yml --tags test_scaleway_server_facts
+
 - name: Get server informations and register it in a variable
   scaleway_server_facts:
+    region: par1
   register: servers
 
 - name: Display servers variable
@@ -10,3 +13,17 @@
   assert:
     that:
       - servers is success
+
+- name: Get server informations and register it in a variable
+  scaleway_server_facts:
+    region: ams1
+  register: ams1_servers
+
+- name: Display servers variable
+  debug:
+    var: ams1_servers
+
+- name: Ensure retrieval of servers facts is success
+  assert:
+    that:
+      - ams1_servers is success