[MNG-7530] Upgrade Apache Maven parent POM to version 37

(cherry picked from commit 750e1e3e71)

pom.xml

@@ -25,8 +25,8 @@ under the License.
   <parent>
     <groupId>org.apache.maven</groupId>
     <artifactId>maven-parent</artifactId>
-    <version>36</version>
-    <relativePath/>
+    <version>37</version>
+    <relativePath />
   </parent>
 
   <artifactId>maven</artifactId>
@@ -63,7 +63,6 @@ under the License.
     <wagonVersion>3.5.2</wagonVersion>
     <securityDispatcherVersion>2.0</securityDispatcherVersion>
     <cipherVersion>2.0</cipherVersion>
-    <modelloVersion>2.0.0</modelloVersion>
     <jxpathVersion>1.3</jxpathVersion>
     <resolverVersion>1.8.2</resolverVersion>
     <slf4jVersion>1.7.36</slf4jVersion>
@@ -109,7 +108,7 @@ under the License.
   </issueManagement>
   <ciManagement>
     <system>Jenkins</system>
-    <url>https://builds.apache.org/job/maven-box/job/maven/</url>
+    <url>https://ci-maven.apache.org/job/Maven/job/maven-box/job/maven/</url>
   </ciManagement>
   <distributionManagement>
     <downloadUrl>https://maven.apache.org/download.html</downloadUrl>
@@ -561,7 +560,6 @@ under the License.
         <plugin>
           <groupId>org.codehaus.modello</groupId>
           <artifactId>modello-maven-plugin</artifactId>
-          <version>${modelloVersion}</version>
           <executions>
             <execution>
               <id>modello-site-docs</id>
@@ -591,6 +589,7 @@ under the License.
           <artifactId>apache-rat-plugin</artifactId>
           <configuration>
             <excludes>
+              <exclude>**/.gitattributes</exclude>
               <exclude>src/test/resources*/**</exclude>
               <exclude>src/test/projects/**</exclude>
               <exclude>src/test/remote-repo/**</exclude>