remove repetitive words (#1436)

Signed-off-by: carrychair <linghuchong404@gmail.com>

maven-core/src/main/java/org/apache/maven/lifecycle/internal/builder/Builder.java

@@ -30,7 +30,7 @@ import org.apache.maven.lifecycle.internal.TaskSegment;
 /**
  * <p>
  * A {@link Builder} encapsulates a strategy for building a set of Maven projects. The default strategy in Maven builds
- * the the projects serially, but a {@link Builder} can employ any type of concurrency model to build the projects.
+ * the projects serially, but a {@link Builder} can employ any type of concurrency model to build the projects.
  * </p>
  * <strong>Note:</strong> This interface is part of work in progress and can be changed or removed without notice.
  */

maven-core/src/main/java/org/apache/maven/lifecycle/internal/builder/singlethreaded/SingleThreadedBuilder.java

@@ -36,7 +36,7 @@ import org.apache.maven.lifecycle.internal.builder.Builder;
 /**
  * <p>
  * A {@link Builder} encapsulates a strategy for building a set of Maven projects. The default strategy in Maven builds
- * the the projects serially, but a {@link Builder} can employ any type of concurrency model to build the projects.
+ * the projects serially, but a {@link Builder} can employ any type of concurrency model to build the projects.
  */
 @Named("singlethreaded")
 @Singleton

maven-core/src/site/apt/configuration-management.apt

@@ -32,7 +32,7 @@ Configuration levels in maven
 
 * Site configuration
 
- At the site level all configuration is achieved by tweaking the the various files that
+ At the site level all configuration is achieved by tweaking the various files that
  are available in the ${maven.home}/site-configuration directory
 
 +-----+

maven-core/src/site/apt/offline-mode.apt

@@ -258,7 +258,7 @@ Offline Mode Design
     <<online>> status, or else doesn't care.
 
   * Otherwise, don't bind the mojo. Log a debug message to indicate that it is
-    sensitive the the online state of the application, and that this state is
+    sensitive the online state of the application, and that this state is
     currently wrong for execution.
 
     <<NOTE:>> Do we want to fail when we cannot bind a mojo to the lifecycle

maven-embedder/src/main/java/org/eclipse/sisu/plexus/PlexusXmlBeanConverter.java

@@ -339,7 +339,7 @@ public final class PlexusXmlBeanConverter implements PlexusBeanConverter {
      *
      * @param clazz The implementation type
      * @param value The string argument
-     * @return Instance of given implementation, constructed using the the given string
+     * @return Instance of given implementation, constructed using the given string
      */
     private static <T> T newImplementation(final Class<T> clazz, final String value) {
         try {