add command_alias in runtime_wrapper

Summary: As title, expand the runtime wrapper to support `command_alias` so we can use it to set env_variable. Test in D63556730

Differential Revision: D63570326

Author: cccclai

shim/xplat/executorch/build/runtime_wrapper.bzl

@@ -301,6 +301,10 @@ def _filegroup(*args, **kwargs):
     _patch_kwargs_common(kwargs)
     env.filegroup(*args, **kwargs)
 
+def _command_alias(*args, **kwargs):
+    _patch_kwargs_common(kwargs)
+    env.command_alias(*args, **kwargs)
+
 def _genrule(*args, **kwargs):
     _patch_kwargs_common(kwargs)
     env.patch_platforms(kwargs)
@@ -353,6 +357,7 @@ runtime = struct(
     external_dep_location = _external_dep_location,
     filegroup = _filegroup,
     genrule = _genrule,
+    command_alias = _command_alias,
     is_oss = env.is_oss,
     python_binary = _python_binary,
     python_library = _python_library,