WIP: fix mdc migration schematics after rebasing

Author: mmalerba

src/material/schematics/migration-utilities/BUILD.bazel

@@ -8,6 +8,10 @@ ts_library(
         ["**/*.ts"],
         exclude = ["**/*.spec.ts"],
     ),
+    # Schematics can not yet run in ESM module. For now we continue to use CommonJS.
+    # TODO(ESM): remove this once the Angular CLI supports ESM schematics.
+    devmode_module = "commonjs",
+    prodmode_module = "commonjs",
     deps = [
         "@npm//typescript",
     ],
@@ -17,6 +21,10 @@ ts_library(
     name = "unit_tests_lib",
     testonly = True,
     srcs = glob(["**/*.spec.ts"] + ["rules/components/test-setup-helper.ts"]),
+    # Schematics can not yet run in ESM module. For now we continue to use CommonJS.
+    # TODO(ESM): remove this once the Angular CLI supports ESM schematics.
+    devmode_module = "commonjs",
+    prodmode_module = "commonjs",
     deps = [
         ":migration-utilities",
         "@npm//@types/jasmine",