Add Recognition-Timeout as an Input attribute

extensions/xep-0327.xml

@@ -2599,6 +2599,13 @@ Art thou not Romeo, and a Montague?
             <td>-1</td>
             <td>OPTIONAL</td>
           </tr>
+          <tr>
+            <td>recognition-timeout</td>
+            <td>Indicates the time (in milliseconds) for speech input, after speech has begun, to return a Match before triggering a Nomatch completion.</td>
+            <td>Integer value from 0 to MAXTIMEOUT, where MAXTIMEOUT is implementation specific, or -1 to disable.</td>
+            <td>-1</td>
+            <td>OPTIONAL</td>
+          </tr>
           <tr>
             <td>sensitivity</td>
             <td>Indicates how sensitive the interpreter should be to loud versus quiet input. Higher values represent greater sensitivity.</td>
@@ -3951,6 +3958,13 @@ Art thou not Romeo, and a Montague?
             </documentation>
           </annotation>
         </attribute>
+        <attribute name="recognition-timeout" type="core:timeoutType" use="optional" default="-1">
+          <annotation>
+            <documentation>
+              Indicates the time (in milliseconds) for speech input, after speech has begun, to return a Match before triggering a Nomatch completion.
+            </documentation>
+          </annotation>
+        </attribute>
         <attribute name="sensitivity" type="core:fractionDecimalType" use="optional" default="0.5">
           <annotation>
             <documentation>