Revert "chore: hide kubeflow-pipelines (#779)" (#780)

This reverts commit 5e8f30f.

Author: Ani1357

src/validators.ts

@@ -68,7 +68,7 @@ export const PREINSTALLED_EXCLUDED_APPS = json({
 export const HIDDEN_APPS = json({
   desc: 'Applications that are hidden from the apps page',
   default: {
-    apps: ['falco', 'kubeflow-pipelines'],
+    apps: ['falco'],
   },
 })
 export const OBJ_STORAGE_APPS = json({