Adjust PHPDoc to match the rest of async-interop

Author: kelunik

README.md

@@ -56,7 +56,8 @@ interface Promise
  *
  * If the promise is already resolved, the callback MUST be executed immediately.
  *
- * @param callable(mixed $reason, mixed $value) <`$reason` shall be `null` on success, `$value` shall be `null` on failure>
+ * @param callable(mixed $reason, mixed $value) @onResolved `$reason` shall be `null` on success, `$value` shall be
+ * `null` on failure.
  *
  * @return void
  */

src/Promise.php

@@ -12,7 +12,8 @@ interface Promise
  *
  * If the promise is already resolved, the callback MUST be executed immediately.
  *
- * @param callable(mixed $reason, mixed $value) <`$reason` shall be `null` on success, `$value` shall be `null` on failure>
+ * @param callable(mixed $reason, mixed $value) @onResolved `$reason` shall be `null` on success, `$value` shall be
+ * `null` on failure.
  *
  * @return void
  */