adds rego for insecure cors config

pkg/policies/opa/rego/aws/aws_apigatewayv2_api/AWS.ApiGatewayV2Api.AccessControl.Medium.0630.json

@@ -0,0 +1,10 @@
+{
+    "name": "apiGatewayMiconfiguredCors",
+    "file": "apiGatewayMiconfiguredCors.rego",
+    "template_args": null,
+    "severity": "Medium",
+    "description": "Insecure Cross-Origin Resource Sharing Configuration allowing all domains",
+    "reference_id": "AWS.ApiGatewayV2Api.AccessControl.High.0630",
+    "category": "AccessControl",
+    "version": 2
+}

pkg/policies/opa/rego/aws/aws_apigatewayv2_api/apiGatewayMiconfiguredCors.rego

@@ -0,0 +1,8 @@
+package accurics
+
+apiGatewayMiconfiguredCors[api.id] {
+  api := input.aws_apigatewayv2_api[_]
+  cors := api.config.cors_configuration[_]
+  origins := cors.allow_origins[_]
+  not origins == ["*"]
+}