docs: Update installation link for eclipse-generateAllSetter

Signed-off-by: 梦里不知身是客 <liang.tang.cx@gmail.com>

Author: unknowIfGuestInDream

README.md

@@ -35,7 +35,7 @@ mvn clean org.eclipse.tycho:tycho-versions-plugin:set-version -DnewVersion=2.0.0
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     <tr style="border:none;">
       <td style="vertical-align: middle; padding-top: 10px; border: none;">
-        <a href='http://marketplace.eclipse.org/marketplace-client-intro?mpc_install=7012266' title='Drag and drop into a running Eclipse Indigo workspace to install eclipse-generateAllSetter'> 
+        <a href='http://marketplace.eclipse.org/marketplace-client-intro?mpc_install=7229780' title='Drag and drop into a running Eclipse Indigo workspace to install eclipse-generateAllSetter'> 
           <img src='https://marketplace.eclipse.org/modules/custom/eclipsefdn/eclipsefdn_marketplace/images/btn-install.svg'/>
         </a>
       </td>