add missing @since 3.1.0

maven-embedder/src/main/java/org/apache/maven/cli/logging/BaseSlf4jConfiguration.java

@@ -26,6 +26,7 @@
  * Abstract implementation.
  * 
  * @author Hervé Boutemy
+ * @since 3.1.0
  */
 public class BaseSlf4jConfiguration
     implements Slf4jConfiguration

maven-embedder/src/main/java/org/apache/maven/cli/logging/Slf4jConfiguration.java

@@ -24,6 +24,7 @@
  * implementation.
  * 
  * @author Hervé Boutemy
+ * @since 3.1.0
  */
 public interface Slf4jConfiguration
 {

maven-embedder/src/main/java/org/apache/maven/cli/logging/Slf4jConfigurationFactory.java

@@ -32,6 +32,7 @@
  * configuration files in class loader.
  *
  * @author Hervé Boutemy
+ * @since 3.1.0
  */
 public class Slf4jConfigurationFactory
 {

maven-embedder/src/main/java/org/apache/maven/cli/logging/Slf4jLogger.java

@@ -26,6 +26,7 @@
  * probably not really used.
  * 
  * @author Jason van Zyl
+ * @since 3.1.0
  */
 public class Slf4jLogger
     implements Logger

maven-embedder/src/main/java/org/apache/maven/cli/logging/Slf4jStdoutLogger.java

@@ -24,6 +24,9 @@
 import org.slf4j.Logger;
 import org.slf4j.Marker;
 
+/**
+ * @since 3.1.0
+ */
 public class Slf4jStdoutLogger
     implements Logger
 {

maven-embedder/src/main/java/org/apache/maven/cli/logging/impl/Log4j2Configuration.java

@@ -25,6 +25,7 @@
  * Configuration for slf4j-log4j2.
  * 
  * @author Hervé Boutemy
+ * @since 3.1.0
  */
 public class Log4j2Configuration
     extends BaseSlf4jConfiguration

maven-embedder/src/main/java/org/apache/maven/cli/logging/impl/LogbackConfiguration.java

@@ -27,6 +27,7 @@
  * Configuration for slf4j-logback.
  * 
  * @author Hervé Boutemy
+ * @since 3.1.0
  */
 public class LogbackConfiguration
     extends BaseSlf4jConfiguration

maven-embedder/src/main/java/org/apache/maven/cli/logging/impl/Slf4jSimpleConfiguration.java

@@ -27,6 +27,7 @@
  * Configuration for slf4j-simple.
  * 
  * @author Hervé Boutemy
+ * @since 3.1.0
  */
 public class Slf4jSimpleConfiguration
     extends BaseSlf4jConfiguration