Shorten the text and add a missing space symbol.

Author: armiol

release-notes/2022/v1.8.2.md

@@ -49,7 +49,7 @@ See [this PR](https://github.com/SpineEventEngine/jdbc-storage/pull/162) for mor
 
 Also, the versions of dependencies were updated:
 
-* HikariCP version is set to`4.0.3`, which is the latest available version compatible with Java 8;
+* HikariCP version is set to `4.0.3`, which is the latest available version compatible with Java 8;
 * H2 is now used in its latest `2.1.214` version, eliminating the currently known vulnerabilities.
 
 ## Web
@@ -59,8 +59,6 @@ dependencies in use.
 
 ## Dart
 
-This is a part of Spine release in version `1.8.2`.
-
 A major change in this update is the removal of the previous Firebase client implementation, 
 which relied upon the recently discontinued 
 [`firebase-dart` package](https://github.com/googlearchive/firebase-dart).