chore: add profile conformance

Signed-off-by: Keith Zantow <kzantow@gmail.com>

Author: kzantow

spdx/v3/v3_0/spdx_test.go

@@ -16,6 +16,7 @@ func Test_exportImportExport(t *testing.T) {
 		Name:    "tools-golang",
 		Summary: "a summary",
 	})
+	doc.Document().SetProfileConformance(spdx.ProfileIdentifierType_Software)
 
 	doc.CreationInfo().SetCreatedUsing(
 		&spdx.Tool{
@@ -140,6 +141,7 @@ func Test_aiProfile(t *testing.T) {
 		Name:    "tools-golang",
 		Summary: "a summary",
 	})
+	doc.Document().SetProfileConformance(spdx.ProfileIdentifierType_Ai)
 
 	aiPkg := &spdx.AIPackage{
 		Name: "some ai package",