[CI] Bump Python version from 3.6 to 3.7 in VitisAI.cmake (#10656)

This is required because we migrated the default version in which
dependencies are installed, due to Python 3.6 coming to EOL.


Co-authored-by: Elen Kalda <[email protected]>

Author: leandron

cmake/modules/contrib/VitisAI.cmake

@@ -17,9 +17,9 @@
 
 if(USE_VITIS_AI)
   set(PYXIR_SHARED_LIB libpyxir.so)
-  find_package(PythonInterp 3.6 REQUIRED)
+  find_package(PythonInterp 3.7 REQUIRED)
   if(NOT PYTHON)
-    find_program(PYTHON NAMES python3 python3.6)
+    find_program(PYTHON NAMES python3 python3.7)
   endif()
   execute_process(COMMAND "${PYTHON_EXECUTABLE}" "-c"
     "import pyxir as px; print(px.get_include_dir()); print(px.get_lib_dir());"