[COMPLIANCE] Add Copyright and License Headers (#153)

hashicorp-copywrite[bot] · web-flow · commit 346fa95c5061 · 2025-05-06T12:24:29.000+05:30
Co-authored-by: hashicorp-copywrite[bot] &lt;110428419+hashicorp-copywrite[bot]@users.noreply.github.com&gt;
diff --git a/builder/virtualbox/iso/testdata/default_gfx.pkr.hcl b/builder/virtualbox/iso/testdata/default_gfx.pkr.hcl
@@ -1,3 +1,6 @@
+# Copyright (c) HashiCorp, Inc.
+# SPDX-License-Identifier: MPL-2.0
+
 packer {
   required_plugins {
     virtualbox = {
diff --git a/builder/virtualbox/iso/testdata/headless.pkr.hcl b/builder/virtualbox/iso/testdata/headless.pkr.hcl
@@ -1,3 +1,6 @@
+# Copyright (c) HashiCorp, Inc.
+# SPDX-License-Identifier: MPL-2.0
+
 packer {
   required_plugins {
     virtualbox = {
diff --git a/builder/virtualbox/iso/testdata/incorrect_gfx.pkr.hcl b/builder/virtualbox/iso/testdata/incorrect_gfx.pkr.hcl
@@ -1,3 +1,6 @@
+# Copyright (c) HashiCorp, Inc.
+# SPDX-License-Identifier: MPL-2.0
+
 packer {
   required_plugins {
     virtualbox = {
