feat(hostcatalogs): Classify all proto fields

internal/host/plugin/repository_host_catalog.go

@@ -714,7 +714,9 @@ func toPluginCatalog(ctx context.Context, in *HostCatalog) (*pb.HostCatalog, err
 		if err := proto.Unmarshal(in.GetAttributes(), attrs); err != nil {
 			return nil, errors.Wrap(ctx, err, op, errors.WithMsg("unable to unmarshal attributes"))
 		}
-		hc.Attributes = attrs
+		hc.Attrs = &pb.HostCatalog_Attributes{
+			Attributes: attrs,
+		}
 	}
 	if in.Secrets != nil {
 		hc.Secrets = in.Secrets

internal/host/plugin/repository_host_catalog_test.go

@@ -687,7 +687,7 @@ func TestRepository_UpdateCatalog(t *testing.T) {
 		return func(t *testing.T, ctx context.Context) {
 			t.Helper()
 			assert := assert.New(t)
-			assert.Empty(cmp.Diff(mustStruct(want), gotOnUpdateCatalogRequest.CurrentCatalog.Attributes, protocmp.Transform()))
+			assert.Empty(cmp.Diff(mustStruct(want), gotOnUpdateCatalogRequest.CurrentCatalog.GetAttributes(), protocmp.Transform()))
 		}
 	}
 
@@ -695,7 +695,7 @@ func TestRepository_UpdateCatalog(t *testing.T) {
 		return func(t *testing.T, ctx context.Context) {
 			t.Helper()
 			assert := assert.New(t)
-			assert.Empty(cmp.Diff(mustStruct(want), gotOnUpdateCatalogRequest.NewCatalog.Attributes, protocmp.Transform()))
+			assert.Empty(cmp.Diff(mustStruct(want), gotOnUpdateCatalogRequest.NewCatalog.GetAttributes(), protocmp.Transform()))
 		}
 	}