Update wasmswiftsdk.py

Author: MaxDesiatov

utils/swift_build_support/swift_build_support/products/wasmswiftsdk.py

@@ -235,6 +235,7 @@ def build(self, host_target):
             # TODO: Enable threads stdlib once sdk-generator supports multi-target SDK
             # ('wasm32-unknown-wasip1-threads', 'wasm32-wasip1-threads',
             #  'wasip1-threads-wasm32', 'wasmthreadsstdlib'),
+        ]:
             stdlib_build_path = os.path.join(
                 build_root, '%s-%s' % (build_basename, host_target))
             wasi_sysroot = wasisysroot.WASILibc.sysroot_install_path(