re-enable b test suite

Bug: 244771601
Test: build/make/tests/roboleaf_tests.sh
Change-Id: I648960b336acd31709aafe858fcbc5be9dc8397a
diff --git a/tests/b_tests.sh b/tests/b_tests.sh
index 87d092f..8dd4260 100755
--- a/tests/b_tests.sh
+++ b/tests/b_tests.sh
@@ -20,12 +20,9 @@
 
 test_target=//build/bazel/scripts/difftool:difftool
 
-b cquery 'kind(test, //build/bazel/...)'
 b build "$test_target"
 b build "$test_target" --run-soong-tests
 b build --run-soong-tests "$test_target"
 b --run-soong-tests build "$test_target"
-b run $test_target
-b run $test_target -- --help
-b cquery --output=build 'kind(test, //build/bazel/...)'
-b cquery 'kind(test, //build/bazel/...)' --output=build
+b cquery 'kind(test, //build/bazel/examples/android_app/...)' --config=android
+#TODO(b/242759256) add some 'b run' command examples