Correct a few 4.0.5 release notes typos

(cherry picked from commit 55459bc)

Author: michaelklishin

release-notes/4.0.5.md

@@ -41,10 +41,9 @@ Release notes can be found on GitHub at [rabbitmq-server/release-notes](https://
 
    GitHub issue: [#12802](https://github.com/rabbitmq/rabbitmq-server/issues/12802)
 
- * AMQP 1.0 clients with close to peak consumption rates with a high `max_link_creadit` setting could run into an exception
-   because RabbitMQ could set the incoming window size to a negative value.
+ * AMQP 1.0 clients with close to peak consumption rates with a high `max_link_creadit` setting could run into an exception because RabbitMQ could set the incoming window size to a negative value.
 
-   GitHub issue: [#12816](https://github.com/rabbitmq/rabbitmq-server/issues/12816), [#12904](https://github.com/rabbitmq/rabbitmq-server/pull/12904)
+   GitHub issues: [#12816](https://github.com/rabbitmq/rabbitmq-server/issues/12816), [#12904](https://github.com/rabbitmq/rabbitmq-server/pull/12904)
 
  * AMQP 0-9-1 channel exception generator could not handle entity names (say, queue or stream names)
    that contained non-ASCII characters.
@@ -65,12 +64,12 @@ Release notes can be found on GitHub at [rabbitmq-server/release-notes](https://
 
 #### Enhancements
 
- * For virtual hosts that have a [default queue type](https://www.rabbitmq.com/docs/vhosts#default-queue-type) configured, the DQT value is now injected into
-   queue definitions in exported definition documents.
+ * For virtual hosts that have a [default queue type](https://www.rabbitmq.com/docs/vhosts#default-queue-type) configured,
+   the DQT value is now injected into queue definitions in exported definition documents.
 
    GitHub issue: [#12776](https://github.com/rabbitmq/rabbitmq-server/issues/12776)
 
- * Definition export files now have additional "type" markers that help distinguish a cluster-wide definition file from
+ * Definition export files now have an additional "type" markers that help distinguish a cluster-wide definition file from
    that of a single virtual host.
 
    GitHub issue: [#12835](https://github.com/rabbitmq/rabbitmq-server/issues/12835)