CCM-6603 fixing relative paths

Author: aidenvaines-cgi

infrastructure/modules/lambda/data_archive_file_lambda.tf

@@ -1,6 +1,6 @@
 data "archive_file" "lambda" {
   type       = "zip"
-  source_dir = "${path.module}/${var.function_code_base_path}/${var.function_code_dir}"
+  source_dir = "${path.root}/${var.function_code_base_path}/${var.function_code_dir}"
 
   # Timestamp in path to resolve https://github.com/hashicorp/terraform-provider-archive/issues/39
   output_path = "${path.module}/archives/${local.csi}_${timestamp()}.zip"