Replace "the the" occurences with "the" (wrong repetition)

Change-Id: I01cbebd79e1d3470a4f00e55a228d57ac156b676

Documentation/user-submodules.txt

@@ -27,7 +27,7 @@ To take advantage of this feature, one should:
 .. a url that starts with the link:config-gerrit.html#gerrit.canonicalWebUrl[`gerrit.canonicalWebUrl`]
 
 When a commit in a project is merged, Gerrit checks for superprojects
-that are subscribed to the the project and automatically updates those
+that are subscribed to the project and automatically updates those
 superprojects with a commit that updates the gitlink for the project.
 
 This feature is enabled by default and can be disabled

gerrit-extension-api/src/main/java/com/google/gerrit/extensions/config/ExternalIncludedIn.java

@@ -23,8 +23,8 @@ public interface ExternalIncludedIn {
 
   /**
    * Returns additional entries for IncludedInInfo as multimap where the key is the row title and
-   * the the values are a list of systems that include the given commit (e.g. names of servers on
-   * which this commit is deployed).
+   * the values are a list of systems that include the given commit (e.g. names of servers on which
+   * this commit is deployed).
    *
    * <p>The tags and branches in which the commit is included are provided so that a RevWalk can be
    * avoided when a system runs a certain tag or branch.

gerrit-httpd/src/main/java/com/google/gerrit/httpd/AllRequestFilter.java

@@ -106,7 +106,7 @@ public abstract class AllRequestFilter implements Filter {
             throws IOException, ServletException {
           while (itr.hasNext()) {
             AllRequestFilter filter = itr.next();
-            // To avoid {@code synchronized} on the the whole filtering (and
+            // To avoid {@code synchronized} on the whole filtering (and
             // thereby killing concurrency), we start the below disjunction
             // with an unsynchronized check for containment. This
             // unsynchronized check is always correct if no filters got

gerrit-server/src/main/java/com/google/gerrit/server/change/IncludedInResolver.java

@@ -144,7 +144,7 @@ public class IncludedInResolver {
    *   <li>after = commits with time >= target.getCommitTime()
    * </ul>
    *
-   * Each of the before/after lists is sorted by the the commit time.
+   * Each of the before/after lists is sorted by the commit time.
    *
    * @param before
    * @param after