[compiler-rt][AArch64] Readd SME ABI routines files to the build

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)