vultr: Make get_result handle list (#42890)

Currently get_result() can only handle a dict. When requiring facts, and
when there is more than one fact, get_result() should be able to handle
a list of dicts, so the normalization process happens to all the items.

lib/ansible/module_utils/vultr.py

@@ -225,8 +225,7 @@ class Vultr:
 
         self.module.fail_json(msg="Could not find %s with %s: %s" % (resource, key, value))
 
-    def get_result(self, resource):
-        if resource:
+    def normalize_result(self, resource):
         for search_key, config in self.returns.items():
             if search_key in resource:
                 if 'convert_to' in config:
@@ -238,7 +237,15 @@ class Vultr:
                         resource[search_key] = True if resource[search_key] == 'yes' else False
 
                 if 'key' in config:
-                        self.result[self.namespace][config['key']] = resource[search_key]
+                    resource[config['key']] = resource[search_key]
+
+        return resource
+
+    def get_result(self, resource):
+        if resource:
+            if isinstance(resource, list):
+                self.result[self.namespace] = [self.normalize_result(item) for item in resource]
             else:
-                        self.result[self.namespace][search_key] = resource[search_key]
+                self.result[self.namespace] = self.normalize_result(resource)
+
         return self.result