Fix three minor issues:

1) Remove the Elasticsearch attribution in spotless formatter.
2) Use java instead of 'java'.
3) Remove version resolution for jackson.

Signed-off-by: Mulugeta Mammo <mulugeta.mammo@intel.com>

Author: mulugetam

build.gradle

@@ -77,7 +77,7 @@ allprojects {
     version += "-SNAPSHOT"
   }
 
-  'java' {
+  java {
       targetCompatibility = JavaVersion.VERSION_11
       sourceCompatibility = JavaVersion.VERSION_11
   }
@@ -231,7 +231,3 @@ task updateVersion {
         ant.replaceregexp(file:'build.gradle', match: '"opensearch.version", "\\d.*"', replace: '"opensearch.version", "' + newVersion.tokenize('-')[0] + '-SNAPSHOT"', flags:'g', byline:true)
     }
 }
-
-configurations.all {
-    resolutionStrategy.force 'com.fasterxml.jackson.core:jackson-core:2.17.0'
-}

gradle/formatting.gradle

@@ -9,25 +9,6 @@
  * GitHub history for details.
  */
 
-/*
- * Licensed to Elasticsearch under one or more contributor
- * license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright
- * ownership. Elasticsearch licenses this file to you under
- * the Apache License, Version 2.0 (the "License"); you may
- * not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-
 spotless {
   java {
     target '**/*.java'