[compiler-rt][AArch64] Readd SME ABI routines files to the build (llvm#142953)

Commit 75c3ff8 inadvertently removed
some files from the build related to the SME ABI routines.

This patch fixes the issue by reintroducing the files to the build in
CMake.

Author: vhscampos

compiler-rt/lib/builtins/CMakeLists.txt

@@ -600,6 +600,7 @@ if (COMPILER_RT_HAS_AARCH64_SME)
     set_source_files_properties(aarch64/arm_apple_sme_abi.s PROPERTIES COMPILE_FLAGS -march=armv8a+sme)
     message(STATUS "AArch64 Apple SME ABI routines enabled")
   elseif (NOT COMPILER_RT_DISABLE_AARCH64_FMV AND COMPILER_RT_HAS_FNO_BUILTIN_FLAG AND COMPILER_RT_AARCH64_FMV_USES_GLOBAL_CONSTRUCTOR)
+    list(APPEND aarch64_SOURCES aarch64/sme-abi.S aarch64/sme-abi-assert.c)
     if(COMPILER_RT_HAS_ARM_UNALIGNED AND COMPILER_RT_HAS_ARM_FP)
       list(APPEND aarch64_SOURCES aarch64/sme-libc-opt-memset-memchr.S aarch64/sme-libc-opt-memcpy-memmove.S)
     elseif(COMPILER_RT_HAS_ARM_UNALIGNED)