Issue #3425114 follow-up by alexpott: Add revolt/event-loop dependency to core

composer.json

@@ -12,8 +12,7 @@
         "composer/installers": "^2.3",
         "drupal/core": "self.version",
         "drupal/core-project-message": "self.version",
-        "drupal/core-vendor-hardening": "self.version",
-        "revolt/event-loop": "^1.0"
+        "drupal/core-vendor-hardening": "self.version"
     },
     "require-dev": {
         "behat/mink": "^1.11",

composer.lock

@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "a342ef49ee82a7e2493b2e1fcbd9a596",
+    "content-hash": "78fd9a29eb1b32ffb5e39b80a8cb2f7d",
     "packages": [
         {
             "name": "asm89/stack-cors",