Remove legacy party configuration

internal/app/config_commands_test.go

@@ -400,7 +400,7 @@ func TestConfigSourcesReportsStableOwnership(t *testing.T) {
 		"imports: none",
 		"profile: name=testing selection=cli overlay=",
 		"campaign: id=sample-campaign source=",
-		"party: mode=canonical source=",
+		"party: source=",
 		"digest: ",
 		"path\trole\tsource\n",
 		"workspace.root\troot\t",
@@ -423,7 +423,7 @@ func TestConfigSourcesReportsCanonicalFamilyAndPublishOrigins(t *testing.T) {
 	output := out.String()
 	partyPath := filepath.Join(filepath.Dir(campaignPath), "party.yml")
 	for _, want := range []string{
-		"party: mode=canonical source=" + partyPath,
+		"party: source=" + partyPath,
 		"derived.players\tparty\t" + partyPath,
 		"scriptorium.artifacts.character_note_arannis.enabled\tfamily\t" + pipelinePath,
 		"scriptorium.artifacts.character_note_arannis.enabled\tparty\t" + partyPath,