docs: remove superfluous phpdocs

Signed-off-by: Daniel Kesselberg <mail@danielkesselberg.de>

Author: kesselb

lib/private/Authentication/TwoFactorAuth/Manager.php

@@ -119,9 +119,6 @@ public function __construct(ProviderLoader $providerLoader,
 
 	/**
 	 * Determine whether the user must provide a second factor challenge
-	 *
-	 * @param IUser $user
-	 * @return boolean
 	 */
 	public function isTwoFactorAuthenticated(IUser $user): bool {
 		if (isset($this->userIsTwoFactorAuthenticated[$user->getUID()])) {
@@ -145,18 +142,13 @@ public function isTwoFactorAuthenticated(IUser $user): bool {
 
 	/**
 	 * Get a 2FA provider by its ID
-	 *
-	 * @param IUser $user
-	 * @param string $challengeProviderId
-	 * @return IProvider|null
 	 */
-	public function getProvider(IUser $user, string $challengeProviderId) {
+	public function getProvider(IUser $user, string $challengeProviderId): ?IProvider {
 		$providers = $this->getProviderSet($user)->getProviders();
 		return $providers[$challengeProviderId] ?? null;
 	}
 
 	/**
-	 * @param IUser $user
 	 * @return IActivatableAtLogin[]
 	 * @throws Exception
 	 */