llvm: upgrade 18.1.2 -> 18.1.3

0001-AsmMatcherEmitter-sort-ClassInfo-lists-by-name-as-we.patch
refreshed for 18.1.3

Changelog:
============
-DFixes tsan failures for glibc's LoongArch and certain RISC-V ports when
 fstat is used.
-transform.structured.convert_to_loops now properly deletes its target op.
-Fix a llvm.usub.with.overflow.i128 wrong code generation regression that
 was introduced with LLVM 18.1.0.
-MemorySanitizer on Linux can now run even when maximum-entropy address-space
 layout randomization is configured globally
-Fixed a Clang 18.x regression which increased binary size and stack usage with
 -ftrivial-auto-var-init.

Signed-off-by: Wang Mingyu <wangmy@fujitsu.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>