regenerate projects to fix sanity

gRPC-C++.podspec

@@ -263,8 +263,8 @@ Pod::Spec.new do |s|
                       'src/core/lib/security/transport/security_handshaker.h',
                       'src/core/lib/security/transport/tsi_error.h',
                       'src/core/lib/security/util/json_util.h',
+                      'src/core/tsi/alts_transport_security.h',
                       'src/core/tsi/fake_transport_security.h',
-                      'src/core/tsi/gts_transport_security.h',
                       'src/core/tsi/ssl_transport_security.h',
                       'src/core/tsi/ssl_types.h',
                       'src/core/tsi/transport_security_grpc.h',