chore: address code review feedback

Remove unused @types/enzyme devDependency from dropdown-sort-web and
drop redundant testEnvironment override from rich-text-web jest config.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: samuelreichert

packages/pluggableWidgets/dropdown-sort-web/package.json

@@ -54,7 +54,6 @@
         "@mendix/widget-plugin-platform": "workspace:*",
         "@mendix/widget-plugin-sorting": "workspace:*",
         "@mendix/widget-plugin-test-utils": "workspace:*",
-        "@types/enzyme": "^3.10.13",
         "classnames": "^2.5.1"
     }
 }

packages/pluggableWidgets/rich-text-web/jest.config.js

@@ -2,6 +2,5 @@ const base = require("@mendix/pluggable-widgets-tools/test-config/jest.config.js
 
 module.exports = {
     ...base,
-    transformIgnorePatterns: ["node_modules/(?!quill)/"],
-    testEnvironment: "jsdom"
+    transformIgnorePatterns: ["node_modules/(?!quill)/"]
 };