docs: grammar

@rfscholte
diff --git a/src/main/java/org/apache/maven/plugins/install/InstallMojo.java b/src/main/java/org/apache/maven/plugins/install/InstallMojo.java
index 277687f..b01c114 100644
--- a/src/main/java/org/apache/maven/plugins/install/InstallMojo.java
+++ b/src/main/java/org/apache/maven/plugins/install/InstallMojo.java
@@ -77,7 +77,7 @@
     private boolean installAtEnd;
 
     /**
-     * Set this to <code>true</code> to bypass artifact installation. Use this for artifacts that does not need to be
+     * Set this to <code>true</code> to bypass artifact installation. Use this for artifacts that do not need to be
      * installed in the local repository.
      * 
      * @since 2.4