Pin @glimmer/component to 1.1.2 for ember-lts-4.4 and 4.8 try scenarios

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: NullVoxPopuli

test-app/config/ember-try.js

@@ -44,6 +44,7 @@ module.exports = async function () {
             '@glimmer/reference': '~0.84.3',
             'ember-source': '~4.4.0',
             'ember-qunit': '^7.0.0',
+            '@glimmer/component': '1.1.2',
             ...atTypes,
           },
         },
@@ -55,6 +56,7 @@ module.exports = async function () {
             '@glimmer/interfaces': '~0.84.3',
             '@glimmer/reference': '~0.84.3',
             'ember-source': '~4.8.0',
+            '@glimmer/component': '1.1.2',
           },
         },
       },