Use non-deprecated push with topic

It seems that the push that was used in this test was deprecated.
I used the current method that is supported.

Change-Id: I253a11ddd2b1e5e9d2287d54e2027b42ee7a74f7
1 file changed
tree: 41cdf7a45cd58eac1f3f64536ed6cbd7e5e93c7b
  1. BUILD
  2. LICENSE
  3. src/