[ALIEN-3747] elastic-mapping-parent should not use or depend on log4j

Author: SebastienLaurent

elasticsearch-mapping/pom.xml

@@ -98,21 +98,6 @@
     	    <version>${commons-beanutils.version}</version>
 	      </dependency>
       <!-- Logging -->
-      <dependency>
-        <groupId>org.apache.logging.log4j</groupId>
-        <artifactId>log4j-api</artifactId>
-        <version>${log4j.version}</version>
-      </dependency>
-      <dependency>
-        <groupId>org.apache.logging.log4j</groupId>
-        <artifactId>log4j-core</artifactId>
-        <version>${log4j.version}</version>
-      </dependency>
-      <dependency>
-        <groupId>org.apache.logging.log4j</groupId>
-        <artifactId>log4j-slf4j-impl</artifactId>
-        <version>${log4j.version}</version>
-      </dependency>
       <dependency>
         <groupId>org.slf4j</groupId>
         <artifactId>slf4j-api</artifactId>

pom.xml

@@ -21,7 +21,6 @@
         <guava.version>19.0</guava.version>
         <lombok.version>1.18.16</lombok.version>
         <!-- Logging -->
-        <log4j.version>2.8.2</log4j.version>
         <slf4j.version>1.7.24</slf4j.version>
 
         <java.version>15</java.version>
@@ -124,21 +123,6 @@
       <version>${lombok.version}</version>
     </dependency>
       <!-- Logging -->
-      <dependency>
-        <groupId>org.apache.logging.log4j</groupId>
-        <artifactId>log4j-api</artifactId>
-        <version>${log4j.version}</version>
-      </dependency>
-      <dependency>
-        <groupId>org.apache.logging.log4j</groupId>
-        <artifactId>log4j-core</artifactId>
-        <version>${log4j.version}</version>
-      </dependency>
-      <dependency>
-        <groupId>org.apache.logging.log4j</groupId>
-        <artifactId>log4j-slf4j-impl</artifactId>
-        <version>${log4j.version}</version>
-      </dependency>
       <dependency>
         <groupId>org.slf4j</groupId>
         <artifactId>slf4j-api</artifactId>