chore(deps): update dependency io.gatling:gatling-maven-plugin to v4.20.6

Author: renovate[bot]

pom.xml

@@ -52,7 +52,7 @@
     <cyclonedx.core.version>11.0.0</cyclonedx.core.version>
     <datatables.version>2.3.2</datatables.version>
     <dependency-check-maven.version>12.1.6</dependency-check-maven.version>
-    <gatling-maven-plugin.version>4.20.5</gatling-maven-plugin.version>
+    <gatling-maven-plugin.version>4.20.6</gatling-maven-plugin.version>
     <gatling.version>3.14.5</gatling.version>
     <gcp.sdk.version>7.3.2</gcp.sdk.version>
     <github.button.version>2.14.1</github.button.version>