Update docs

Author: beliefer

docs/layouts/shortcodes/generated/core_configuration.html

@@ -74,7 +74,7 @@
             <td><h5>parallelism.default</h5></td>
             <td style="word-wrap: break-word;">1</td>
             <td>Integer</td>
-            <td>Default parallelism for jobs.</td>
+            <td>Default parallelism for jobs. There are two special case. The first case is when creating a StreamExecutioneEnvironment, if the value of parallelism.default is not explicitly specified, the number of processors available to the Java virtual machine will be used as the default parallelism. The second case is when creating mini cluster, the number of slots will be used as the default parallelism</td>
         </tr>
     </tbody>
 </table>

docs/layouts/shortcodes/generated/sink_configuration.html

@@ -0,0 +1,18 @@
+<table class="configuration table table-bordered">
+    <thead>
+        <tr>
+            <th class="text-left" style="width: 20%">Key</th>
+            <th class="text-left" style="width: 15%">Default</th>
+            <th class="text-left" style="width: 10%">Type</th>
+            <th class="text-left" style="width: 55%">Description</th>
+        </tr>
+    </thead>
+    <tbody>
+        <tr>
+            <td><h5>sink.committer.retries</h5></td>
+            <td style="word-wrap: break-word;">10</td>
+            <td>Integer</td>
+            <td>The number of retries a Flink application attempts for committable operations (such as transactions) on retriable errors, as specified by the sink connector, before Flink fails and potentially restarts.</td>
+        </tr>
+    </tbody>
+</table>