Upgrade maven-jxr-plugin to 3.1.1

Change-Id: I66d7589ea1b823305d908acb13367ef78ef55f7a
Signed-off-by: Marco Miller <marco.miller@ericsson.com>

org.eclipse.jgit.benchmarks/pom.xml

@@ -160,7 +160,7 @@
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-jxr-plugin</artifactId>
-          <version>3.0.0</version>
+          <version>3.1.1</version>
         </plugin>
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>

pom.xml

@@ -174,7 +174,7 @@
     <bouncycastle-version>1.65</bouncycastle-version>
     <spotbugs-maven-plugin-version>4.2.3</spotbugs-maven-plugin-version>
     <maven-project-info-reports-plugin-version>3.1.2</maven-project-info-reports-plugin-version>
-    <maven-jxr-plugin-version>3.0.0</maven-jxr-plugin-version>
+    <maven-jxr-plugin-version>3.1.1</maven-jxr-plugin-version>
     <maven-surefire-plugin-version>3.0.0-M5</maven-surefire-plugin-version>
     <maven-surefire-report-plugin-version>${maven-surefire-plugin-version}</maven-surefire-report-plugin-version>
     <maven-compiler-plugin-version>3.8.1</maven-compiler-plugin-version>