Apply suggestion from @NataliaIvakina

Author: NataliaIvakina

modules/ROOT/pages/configuration/neo4j-conf.adoc

@@ -123,7 +123,7 @@ It is recommended to reduce the heap memory if this flag degrades performance.
 
 |`server.jvm.additional=-XX:+UnlockExperimentalVMOptions`
 .2+|Trusts that non-static final fields are really final. This allows more optimizations and improves overall performance.
-Disable this flag if you use embedded mode or have extensions or dependencies that may use reflection or serialization to change the value of final fields!
+Disable this flag if you use embedded mode or have extensions or dependencies that may use reflection or serialization to change the value of final fields.
 
 |`server.jvm.additional=-XX:+TrustFinalNonStaticFields`