Crosslink to system property

Author: mrotteveel

src/docs/asciidoc/appendices/systemproperties/systemproperties.adoc

@@ -71,7 +71,6 @@ Configures the default value for the `enableProtocol` connection property.
 See <<ref-enable-protocol>> for more information.
 
 [#systemproperties-default-report-sql-warnings]
-
 === Default `reportSQLWarnings` value
 
 [.since]_Jaybird 6_

src/docs/asciidoc/reference/connection/reportsqlwarnings.adoc

@@ -17,6 +17,6 @@ Do not report any ``SQLWarning``s
 
 Invalid values on the connection property will be rejected.
 
-The default value can be overridden with the system property `org.firebirdsql.jdbc.defaultReportSQLWarnings`.
+The default value can be overridden with the system property <<systemproperties-default-report-sql-warnings,`org.firebirdsql.jdbc.defaultReportSQLWarnings`>>.
 It supports the same values as connection property `reportSQLWarnings`.
 Invalid values of the system property are ignored.