Revert "Disable pr-merge automatic triggers"

This reverts commit b53533d17c16cfc410fd39faf91c34776f6a4663.

Signed-off-by: Bence Szépkúti <bence.szepkuti@arm.com>
Change-Id: Ib670405230946a880881a5461622e7c860c6f6ae
diff --git a/mbed-tls-pr-merge.yaml b/mbed-tls-pr-merge.yaml
index 3e73477..c031f19 100644
--- a/mbed-tls-pr-merge.yaml
+++ b/mbed-tls-pr-merge.yaml
@@ -39,9 +39,6 @@
         discover-pr-forks-trust: permission
         discover-pr-origin: both
         head-filter-regex: '(?!^PR-(1824)-(merge|head)$)(PR-\d+-merge)'
-        property-strategies:
-          all-branches:
-          - suppress-scm-triggering: true
         submodule:
           disable: false
           recursive: true