chore: add ext-xdebug to composer.json

Author: kenjis

admin/framework/composer.json

@@ -38,6 +38,7 @@
         "ext-redis": "If you use Cache class RedisHandler",
         "ext-dom": "If you use TestResponse",
         "ext-libxml": "If you use TestResponse",
+        "ext-xdebug": "If you use CIUnitTestCase::assertHeaderEmitted()",
         "ext-fileinfo": "Improves mime type detection for files",
         "ext-readline": "Improves CLI::input() usability"
     },

composer.json

@@ -43,6 +43,7 @@
         "ext-redis": "If you use Cache class RedisHandler",
         "ext-dom": "If you use TestResponse",
         "ext-libxml": "If you use TestResponse",
+        "ext-xdebug": "If you use CIUnitTestCase::assertHeaderEmitted()",
         "ext-fileinfo": "Improves mime type detection for files",
         "ext-readline": "Improves CLI::input() usability"
     },