test: run CI in merge queue

.github/workflows/node.js.yml

@@ -8,6 +8,7 @@ on:
     branches: ["master"]
   pull_request:
     branches: ["master"]
+  merge_group:
 
 jobs:
   build:

.github/workflows/prettier.yml

@@ -4,6 +4,7 @@ name: Check JavaScript for conformance with Prettier
 on:
   push:
   pull_request:
+  merge_group:
 
 jobs:
   prettier: