pgsql: jit: Changes for LLVM 17.

jit: Changes for LLVM 17.

Changes required by https://llvm.org/docs/NewPassManager.html.

Back-patch to 12, leaving the final release of 11 unchanged, consistent
with earlier decision not to back-patch LLVM 16 support either.

Author: Dmitry Dolgov <9erthalion6(at)gmail(dot)com>
Reviewed-by: Andres Freund <andres(at)anarazel(dot)de>
Reviewed-by: Thomas Munro <thomas(dot)munro(at)gmail(dot)com>
Discussion: https://postgr.es/m/CA%2BhUKG%2BWXznXCyTgCADd%3DHWkP9Qksa6chd7L%3DGCnZo-MBgg9Lg%40mail.gmail.com

Branch
------
REL_16_STABLE

Details
-------
https://git.postgresql.org/pg/commitdiff/774185056834eef7702f6afb37731c583fa51a1a

Modified Files
--------------
src/backend/jit/llvm/llvmjit.c | 31 +++++++++++++++++++++++++++++++
src/backend/jit/llvm/llvmjit_wrap.cpp | 6 ++++++
2 files changed, 37 insertions(+)