Fix new consistency checks after rebase

Author: nvlduc

chapters/VK_EXT_present_timing/queries.adoc

@@ -240,7 +240,7 @@ include::{generated}/validity/structs/VkSwapchainTimeDomainPropertiesEXT.adoc[]
 
 Because of the asynchronous nature of the presentation engine, the timing
 information for a given flink:vkQueuePresentKHR command may: only becomes
-available some time after the presentation has occured.
+available some time after the presentation has occurred.
 These time values should: be asynchronously queried, and are returned if
 available.
 All time values are in nanoseconds, according to the time-domain being used.

scripts/xml_consistency.py

@@ -103,6 +103,8 @@
     'vkCreatePipelineBinariesKHR',
     'vkGetPipelineBinaryDataKHR',
     'vkConvertCooperativeVectorMatrixNV',
+    'vkGetPastPresentationTimingEXT',
+    'vkGetSwapchainTimeDomainPropertiesEXT',
 )
 
 # Exceptions to unknown structure type constants.

xml/vk.xml

@@ -3513,10 +3513,10 @@ typedef void* <name>MTLSharedEvent_id</name>;
         </type>
         <type category="struct" name="VkPastPresentationTimingPropertiesEXT">
             <member values="VK_STRUCTURE_TYPE_PAST_PRESENTATION_TIMING_PROPERTIES_EXT"><type>VkStructureType</type> <name>sType</name></member>
-	    <member><type>void</type>*            <name>pNext</name></member>
-            <member><type>uint64_t</type>         <name>timingPropertiesCounter</name></member>
-            <member><type>uint64_t</type>         <name>timeDomainsCounter</name></member>
-            <member><type>uint32_t</type>         <name>presentationTimingCount</name></member>
+	    <member optional="true"><type>void</type>*  <name>pNext</name></member>
+            <member><type>uint64_t</type>               <name>timingPropertiesCounter</name></member>
+            <member><type>uint64_t</type>               <name>timeDomainsCounter</name></member>
+            <member><type>uint32_t</type>               <name>presentationTimingCount</name></member>
             <member len="presentationTimingCount"><type>VkPastPresentationTimingEXT</type>* <name>pPresentationTimings</name></member>
         </type>
         <type category="struct" name="VkPastPresentationTimingEXT">