Revert of 'Introduction yaml files to define GenISA intrinsics'

Revert of 'This change is to replace the GenISA intrinsics defined in a python script with these defined in an yaml file. This unlocks an opportunity to extend the way of describing their properties.'

(cherry picked from commit 52cb3ad)

Author: krystian-andrzejewski

IGC/GenISAIntrinsics/CMakeLists.txt

@@ -15,7 +15,6 @@ include_directories("${CMAKE_CURRENT_SOURCE_DIR}")
 
 set(IGC_BUILD__GenISAIntrinsics_GENERATOR_INPUT_FILES
     "${CMAKE_CURRENT_SOURCE_DIR}/Intrinsic_definitions.py"
-    "${CMAKE_CURRENT_SOURCE_DIR}/generator/input/Intrinsic_definitions.yml"
     )
 
 set(IGC_BUILD__GenISAIntrinsics_GENERATOR_SCRIPTS