[Doc] Replace PYTHON_EXECUTABLE with Python3_EXECUTABLE
authoreopXD <yueh.ting.chen@gmail.com>
Sat, 24 Dec 2022 13:12:35 +0000 (05:12 -0800)
committereopXD <yueh.ting.chen@gmail.com>
Sun, 25 Dec 2022 07:38:58 +0000 (23:38 -0800)
commit40dd8ff3310ba69247c911d1b5fd7ad7cfde81b9
treeba8b37497ddb09beaffcf6e13ec3fdbd02f5d233
parentd1b930c1fc80855fc10402377acae9dcc90031b8
[Doc] Replace PYTHON_EXECUTABLE with Python3_EXECUTABLE

As topic, the variable to specify the python executable now should be this.
This is probably something that was left out in D78762.

Reviewed By: JDevlieghere

Differential Revision: https://reviews.llvm.org/D140652
llvm/docs/GettingStarted.rst