[MJARSIGNER-65] Upgrade parent pom to 43

pom.xml

@@ -23,7 +23,7 @@ under the License.
   <parent>
     <groupId>org.apache.maven.plugins</groupId>
     <artifactId>maven-plugins</artifactId>
-    <version>39</version>
+    <version>43</version>
     <relativePath />
   </parent>
 
@@ -59,7 +59,7 @@ under the License.
   </issueManagement>
   <ciManagement>
     <system>Jenkins</system>
-    <url>https://ci-builds.apache.org/job/Maven/job/maven-box/job/maven-jarsigner-plugin/</url>
+    <url>https://ci-maven.apache.org/job/Maven/job/maven-box/job/maven-jarsigner-plugin/</url>
   </ciManagement>
   <distributionManagement>
     <site>