Fix docblocks

Author: paragonie-security

src/Chronicle/Scheduled.php

@@ -40,6 +40,7 @@ public function __construct(array $settings = [])
      *
      * @throws Exception\ChainAppendException
      * @throws Exception\FilesystemException
+     * @throws Exception\InvalidInstanceException
      * @throws Exception\ReplicationSourceNotFound
      * @throws Exception\SecurityViolation
      * @throws Exception\TargetNotFound
@@ -70,6 +71,7 @@ public function run(): self
      * @return Scheduled
      * @throws Exception\ChainAppendException
      * @throws Exception\FilesystemException
+     * @throws Exception\InvalidInstanceException
      * @throws Exception\ReplicationSourceNotFound
      * @throws Exception\SecurityViolation
      * @throws Exception\TargetNotFound
@@ -112,6 +114,7 @@ public function doCrossSigns(): self
      *
      * @return self
      *
+     * @throws Exception\InvalidInstanceException
      * @throws Exception\ReplicationSourceNotFound
      * @throws Exception\SecurityViolation
      * @throws GuzzleException