Update spir-v.xml
diff --git a/include/spirv/spir-v.xml b/include/spirv/spir-v.xml
index 5c62c92..3ed99c4 100644
--- a/include/spirv/spir-v.xml
+++ b/include/spirv/spir-v.xml
@@ -88,7 +88,7 @@
         <id value="35"  vendor="Saarland University" tool="Shady" comment="Contact Hugo Devillers devillers@uni-saarland.de, Repo https://github.com/Hugobros3/shady"/>
         <id value="36"  vendor="Taichi Graphics" tool="Taichi" comment="Contact Rendong Liang rendongliang@taichi.graphics, Repo https://github.com/taichi-dev/taichi"/>
 
-        <unused start="36" end="0xFFFF" comment="Tool ID range reservable for future use by vendors"/>
+        <unused start="37" end="0xFFFF" comment="Tool ID range reservable for future use by vendors"/>
     </ids>
 
     <!-- SECTION: SPIR-V Opcodes and Enumerants -->