clean scss

apps/app/src/styles/_tag.scss

@@ -1,7 +0,0 @@
-@use '@growi/core/scss/bootstrap/init' as bs;
-
-#edit-tag-modal {
-  .form-control {
-    height: auto;
-  }
-}

apps/app/src/styles/style-app.scss

@@ -26,7 +26,6 @@
 @import 'mirror_mode';
 @import 'modal';
 @import 'share-link';
-@import 'tag';
 @import 'installer';