Fix target list syntax for ARM64 DYNAMIC_ARCH

cmake/arch.cmake

@@ -46,7 +46,7 @@ if (DYNAMIC_ARCH)
   if (ARM64)
 	  set(DYNAMIC_CORE ARMV8 CORTEXA53 CORTEXA55 CORTEXA57 CORTEXA72 CORTEXA73 FALKOR THUNDERX THUNDERX2T99 TSV110 EMAG8180 NEOVERSEN1 THUNDERX3T110)
     if (${CMAKE_C_COMPILER_VERSION} VERSION_GREATER 9.99)
-          set(DYNAMIC_CORE "${DYNAMIC_CORE} NEOVERSEV1 NEOVERSEN2")
+          set(DYNAMIC_CORE ${DYNAMIC_CORE} NEOVERSEV1 NEOVERSEN2)
     endif ()
     if (DYNAMIC_LIST)
 	  set(DYNAMIC_CORE ARMV8 ${DYNAMIC_LIST})