Fix reflection warning in testutils
Fix reflection warning in testutils

We just needed to add a type hint for BrokerService, and that's enough for the
compiler.

Signed-off-by: Deepak Giridharagopal <d11186354d1ef01ca06ae37d7e23e827da13e85f@puppetlabs.com>

johnduarte/puppetdb,puppetlabs/puppetdb,shrug/puppetdb,highb/puppetdb,senior/puppetdb,waynr/puppetdb,puppetlabs/puppetdb,ajroetker/puppetdb,github/puppetlabs-puppetdb,kbarber/puppetdb,wkalt/puppetdb,haus/puppetdb,johnduarte/puppetdb,shrug/puppetdb,mullr/puppetdb,haus/puppetdb,stahnma/puppetdb,kbarber/puppetdb,stahnma/puppetdb,shrug/puppetdb,mullr/puppetdb,jantman/puppetdb,kbrezina/puppetdb,cprice404/puppetdb,shrug/puppetdb,grimradical/puppetdb,github/puppetlabs-puppetdb,melissa/puppetdb,mullr/puppetdb,highb/puppetdb,rbrw/puppetdb,kbrezina/puppetdb,melissa/puppetdb,ajroetker/puppetdb,johnduarte/puppetdb,ajroetker/puppetdb,puppetlabs/puppetdb,jantman/puppetdb,kbarber/puppetdb,kbrezina/puppetdb,nfagerlund/puppetdb,wkalt/puppetdb,puppetlabs/puppetdb,stahnma/puppetdb,waynr/puppetdb,ajroetker/puppetdb,nfagerlund/puppetdb,rbrw/puppetdb,rbrw/puppetdb,wkalt/puppetdb,waynr/puppetdb,grimradical/puppetdb,nfagerlund/puppetdb,kbrezina/puppetdb,kbarber/puppetdb,grimradical/puppetdb,grimradical/puppetdb,haus/puppetdb,mullr/puppetdb,puppetlabs/puppetdb,rbrw/puppetdb,senior/puppetdb,github/puppetlabs-puppetdb,highb/puppetdb,cprice404/puppetdb,melissa/puppetdb,rbrw/puppetdb,waynr/puppetdb,wkalt/puppetdb,mullr/puppetdb,senior/puppetdb,highb/puppetdb,jantman/puppetdb,senior/puppetdb,johnduarte/puppetdb,cprice404/puppetdb