all: remove repetitive words

Signed-off-by: deterclosed <fliter@outlook.com>

website/1.x/retrofit/index-all.html

@@ -478,7 +478,7 @@ <h2 class="title">H</h2>
 <dd>&nbsp;</dd>
 <dt><a href="retrofit/http/Header.html" title="annotation in retrofit.http"><span class="typeNameLink">Header</span></a> - Annotation Type in <a href="retrofit/http/package-summary.html">retrofit.http</a></dt>
 <dd>
-<div class="block">Replaces the header with the the value of its target.</div>
+<div class="block">Replaces the header with the value of its target.</div>
 </dd>
 <dt><a href="retrofit/http/Headers.html" title="annotation in retrofit.http"><span class="typeNameLink">Headers</span></a> - Annotation Type in <a href="retrofit/http/package-summary.html">retrofit.http</a></dt>
 <dd>

website/1.x/retrofit/retrofit/http/Header.html

@@ -98,7 +98,7 @@ <h2 title="Annotation Type Header" class="title">Annotation Type Header</h2>
  <a href="http://java.sun.com/javase/6/docs/api/java/lang/annotation/Retention.html?is-external=true" title="class or interface in java.lang.annotation">@Retention</a>(<a href="http://java.sun.com/javase/6/docs/api/java/lang/annotation/Retention.html?is-external=true#value--" title="class or interface in java.lang.annotation">value</a>=<a href="http://java.sun.com/javase/6/docs/api/java/lang/annotation/RetentionPolicy.html?is-external=true#RUNTIME" title="class or interface in java.lang.annotation">RUNTIME</a>)
  <a href="http://java.sun.com/javase/6/docs/api/java/lang/annotation/Target.html?is-external=true" title="class or interface in java.lang.annotation">@Target</a>(<a href="http://java.sun.com/javase/6/docs/api/java/lang/annotation/Target.html?is-external=true#value--" title="class or interface in java.lang.annotation">value</a>=<a href="http://java.sun.com/javase/6/docs/api/java/lang/annotation/ElementType.html?is-external=true#PARAMETER" title="class or interface in java.lang.annotation">PARAMETER</a>)
 public @interface <span class="memberNameLabel">Header</span></pre>
-<div class="block">Replaces the header with the the value of its target.
+<div class="block">Replaces the header with the value of its target.
  <p>
  <pre>
  &#64;GET("/")

website/1.x/retrofit/retrofit/http/package-summary.html

@@ -152,7 +152,7 @@ <h1 title="Package" class="title">Package&nbsp;retrofit.http</h1>
 <tr class="altColor">
 <td class="colFirst"><a href="../../retrofit/http/Header.html" title="annotation in retrofit.http">Header</a></td>
 <td class="colLast">
-<div class="block">Replaces the header with the the value of its target.</div>
+<div class="block">Replaces the header with the value of its target.</div>
 </td>
 </tr>
 <tr class="rowColor">