Remove unwanted composer installer cruft

Author: weitzman

composer.json

@@ -13,8 +13,6 @@
         "installer-paths": {
             "web/core": ["type:drupal-core"],
             "web/libraries/{$name}": ["type:drupal-library"],
-            "web/modules/unish/{$name}": ["drupal/devel"],
-            "web/themes/unish/{$name}": ["drupal/empty_theme"],
             "web/modules/contrib/{$name}": ["type:drupal-module"],
             "web/profiles/contrib/{$name}": ["type:drupal-profile"],
             "web/themes/contrib/{$name}": ["type:drupal-theme"]