Revert "Disable pr-merge automatic triggers"

This reverts commit b53533d17c16cfc410fd39faf91c34776f6a4663.

Signed-off-by: Bence Szépkúti <bence.szepkuti@arm.com>
Change-Id: Ib670405230946a880881a5461622e7c860c6f6ae
1 file changed