build(language-service): no need to bootstrap init_node_spec.js (#29937)

PR Close #29937

packages/language-service/test/BUILD.bazel

@@ -15,7 +15,6 @@ ts_library(
 
 jasmine_node_test(
     name = "test",
-    bootstrap = ["angular/tools/testing/init_node_spec.js"],
     data = [
         "//packages/common:npm_package",
         "//packages/compiler:npm_package",
@@ -27,6 +26,5 @@ jasmine_node_test(
     ],
     deps = [
         ":test_lib",
-        "//tools/testing:node",
     ],
 )