Remove useless code (#4416)

web/types/feature.ts

@@ -0,0 +1,13 @@
+export type SystemFeatures = {
+  sso_enforced_for_signin: boolean
+  sso_enforced_for_signin_protocol: string
+  sso_enforced_for_web: boolean
+  sso_enforced_for_web_protocol: string
+}
+
+export const defaultSystemFeatures: SystemFeatures = {
+  sso_enforced_for_signin: false,
+  sso_enforced_for_signin_protocol: '',
+  sso_enforced_for_web: false,
+  sso_enforced_for_web_protocol: '',
+}