Update dependency au.com.dius.pact.provider:maven to v4.6.19 (#135)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

pom.xml

@@ -54,7 +54,7 @@
             <plugin>
                 <groupId>au.com.dius.pact.provider</groupId>
                 <artifactId>maven</artifactId>
-                <version>4.6.18</version>
+                <version>4.6.19</version>
                 <configuration>
                     <pactBrokerUrl>http://localhost:9292</pactBrokerUrl>
                 </configuration>