refactor(benchpress): added tsconfig to ts_library rules and awaited floating promises (#35147)

* Note: we specify our own tsconfig bc the default tsconfig we provide for ts_library disables the must-use-promises rule

PR Close #35147

modules/benchmarks/src/class_bindings/BUILD.bazel

@@ -23,6 +23,7 @@ ts_library(
     name = "perf_lib",
     testonly = 1,
     srcs = ["class_bindings.perf-spec.ts"],
+    tsconfig = "//modules/benchmarks:tsconfig-e2e.json",
     deps = [
         "//modules/e2e_util",
         "@npm//protractor",

modules/benchmarks/src/class_bindings/class_bindings.perf-spec.ts

@@ -13,7 +13,7 @@ describe('class bindings perf', () => {
 
   it('should work for update', async() => {
     browser.rootEl = '#root';
-    runBenchmark({
+    await runBenchmark({
       id: 'create',
       url: '',
       ignoreBrowserSynchronization: true,
@@ -25,7 +25,7 @@ describe('class bindings perf', () => {
 
   it('should work for update', async() => {
     browser.rootEl = '#root';
-    runBenchmark({
+    await runBenchmark({
       id: 'update',
       url: '',
       ignoreBrowserSynchronization: true,