fix: Lock CK5 to verison 38

Due to having devDependencies with really old versions,
we need to use node 16 for the staging workflow and
lock CK5 version to use one compatible with node 16.

demos/vue/ckeditor5/package.json

@@ -15,13 +15,13 @@
   "dependencies": {
     "@ckeditor/ckeditor5-vue": "^5.1.0",
     "@ckeditor/vite-plugin-ckeditor5": "^0.1.3",
-    "@ckeditor/ckeditor5-alignment": ">=31.1.0",
-    "@ckeditor/ckeditor5-basic-styles": ">=31.1.0",
-    "@ckeditor/ckeditor5-dev-utils": ">=31.1.0",
-    "@ckeditor/ckeditor5-editor-classic": ">=31.1.0",
-    "@ckeditor/ckeditor5-essentials": ">=31.1.0",
-    "@ckeditor/ckeditor5-paragraph": ">=31.1.0",
-    "@ckeditor/ckeditor5-theme-lark": ">=31.1.0",
+    "@ckeditor/ckeditor5-alignment": "^38.0.0",
+    "@ckeditor/ckeditor5-basic-styles": "^38.0.0",
+    "@ckeditor/ckeditor5-dev-utils": "^38.0.0",
+    "@ckeditor/ckeditor5-editor-classic": "^38.0.0",
+    "@ckeditor/ckeditor5-essentials": "^38.0.0",
+    "@ckeditor/ckeditor5-paragraph": "^38.0.0",
+    "@ckeditor/ckeditor5-theme-lark": "^38.0.0",
     "@wiris/mathtype-ckeditor5": "*",
     "@wiris/mathtype-html-integration-devkit": "*",
     "vue": "^3.3.4"