Update api/opencl_platform_layer.asciidoc

Co-authored-by: Kévin Petit <kpet@free.fr>

Author: EwanC

api/opencl_platform_layer.asciidoc

@@ -1736,7 +1736,7 @@ ifdef::cl_khr_command_buffer_mutable_memory_commands[]
         invocations.
 
 include::{generated}/api/version-notes/CL_COMMAND_BUFFER_CAPABILITY_MUTABLE_MEM_COMMANDS_KHR.asciidoc[]
-endif::cl_khr_command_buffer_mutabl_memory_commands[]
+endif::cl_khr_command_buffer_mutable_memory_commands[]
 
 | {CL_DEVICE_COMMAND_BUFFER_REQUIRED_QUEUE_PROPERTIES_KHR_anchor}