ci: add merge queue triggers

Author: OrKoN

.github/workflows/convetional-commit.yml

@@ -1,6 +1,7 @@
 name: 'Conventional Commit'
 
 on:
+  merge_group:
   pull_request_target:
     types:
       # Defaults

.github/workflows/presubmit.yml

@@ -3,6 +3,7 @@ name: Check code before submitting
 permissions: read-all
 
 on:
+  merge_group:
   push:
     branches:
       - main

.github/workflows/run-tests.yml

@@ -3,6 +3,7 @@ name: Compile and run tests
 permissions: read-all
 
 on:
+  merge_group:
   push:
     branches:
       - main