Add three bundle tests to luci-milo-dev

A recent roll of android docker image causes bundle tests to fail on luci-milo.
Adding these tests so that such issue can be caught early on -dev env.

Bug: 1169406
Change-Id: Id27586b37cbaead5979abfe7e1566f0f068358e6
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2643938Reviewed-by: Ben Pastene <bpastene@chromium.org>
Commit-Queue: Haiyang Pan <hypan@google.com>
Cr-Commit-Position: refs/heads/master@{#845858}

testing/buildbot/test_suites.pyl

@@ -847,6 +847,8 @@
 
     'chromium_swarm_android_gtests': {
       'base_unittests': {},
+      'chrome_modern_public_bundle_fake_modules_smoke_test': {},
+      'chrome_modern_public_bundle_smoke_test': {},
       'content_browsertests': {
         'swarming': {
           'shards': 10,
@@ -872,6 +874,7 @@
           'shards': 5,
         },
       },
+      'weblayer_bundle_test': {},
       'webview_instrumentation_test_apk': {
         'swarming': {
           'shards': 7,