Update dependency io.ktor:ktor-server-host-common to v1.2.5 (#1721)

Author: renovate-bot

appengine-java11/kotlin-ktor/pom.xml

@@ -78,7 +78,7 @@ limitations under the License.
         <dependency>
             <groupId>io.ktor</groupId>
             <artifactId>ktor-server-host-common</artifactId>
-            <version>1.2.2</version>
+            <version>1.2.5</version>
         </dependency>
         <dependency>
             <groupId>io.ktor</groupId>